BetterGrades Precalculus · Unit 13 · Assessment

Unit 13 Review

A 40–50 item cumulative unit review.

unit review

50 concrete items

A 40–50 item cumulative unit review.

Assessment

Complete every required response

Item 101

Write the circle centered at (4,1)(4,-1) through (1,3)(1,3).

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: symbolic

Item 202

State the defining idea behind conics as loci and the circle foundation in one precise sentence.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 303

For conics as loci and the circle foundation, what condition or domain restriction must remain visible in the solution?

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 404

For conics as loci and the circle foundation, describe the most likely incorrect first step and explain why it fails.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 505

For conics as loci and the circle foundation, explain how this lesson's idea will be used later in the course.

The complete prompt remains readable and printable without JavaScript.

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Item 606

For (y+2)2=8(x1),(y+2)^2=-8(x-1), find vertex, focus, and directrix.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: exact text

Item 707

State the defining idea behind parabolas from focus and directrix in one precise sentence.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: exact text

Item 808

For parabolas from focus and directrix, what condition or domain restriction must remain visible in the solution?

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 909

For parabolas from focus and directrix, describe the most likely incorrect first step and explain why it fails.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 1010

For parabolas from focus and directrix, explain how this lesson's idea will be used later in the course.

The complete prompt remains readable and printable without JavaScript.

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Item 1111

Find foci ofx236+y220=1\frac{x^2}{36}+\frac{y^2}{20}=1

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Repair this skill · Policy: symbolic

Item 1212

State the defining idea behind ellipses in one precise sentence.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 1313

For ellipses, what condition or domain restriction must remain visible in the solution?

The complete prompt remains readable and printable without JavaScript.

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Item 1414

For ellipses, describe the most likely incorrect first step and explain why it fails.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 1515

For ellipses, explain how this lesson's idea will be used later in the course.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 1616

Find vertices and asymptotes ofy225x29=1\frac{y^2}{25}-\frac{x^2}{9}=1

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Repair this skill · Policy: multipart

Item 1717

State the defining idea behind hyperbolas in one precise sentence.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 1818

For hyperbolas, what condition or domain restriction must remain visible in the solution?

The complete prompt remains readable and printable without JavaScript.

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Item 1919

For hyperbolas, describe the most likely incorrect first step and explain why it fails.

The complete prompt remains readable and printable without JavaScript.

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Item 2020

For hyperbolas, explain how this lesson's idea will be used later in the course.

The complete prompt remains readable and printable without JavaScript.

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Item 2121

Put x24xy26y=12x^2-4x-y^2-6y=12 in standard form.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: symbolic

Item 2222

State the defining idea behind completing squares in two variables in one precise sentence.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 2323

For completing squares in two variables, what condition or domain restriction must remain visible in the solution?

The complete prompt remains readable and printable without JavaScript.

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Item 2424

For completing squares in two variables, describe the most likely incorrect first step and explain why it fails.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 2525

For completing squares in two variables, explain how this lesson's idea will be used later in the course.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 2626

What conic type is suggested by opposite-sign squared terms?

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: exact text

Item 2727

State the defining idea behind translated conics and general equations in one precise sentence.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 2828

For translated conics and general equations, what condition or domain restriction must remain visible in the solution?

The complete prompt remains readable and printable without JavaScript.

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Item 2929

For translated conics and general equations, describe the most likely incorrect first step and explain why it fails.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 3030

For translated conics and general equations, explain how this lesson's idea will be used later in the course.

The complete prompt remains readable and printable without JavaScript.

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Item 3131

Graphx2y2=0x^2-y^2=0

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: exact text

Item 3232

State the defining idea behind degenerate conics and classification in one precise sentence.

The complete prompt remains readable and printable without JavaScript.

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Item 3333

For degenerate conics and classification, what condition or domain restriction must remain visible in the solution?

The complete prompt remains readable and printable without JavaScript.

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Item 3434

For degenerate conics and classification, describe the most likely incorrect first step and explain why it fails.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 3535

For degenerate conics and classification, explain how this lesson's idea will be used later in the course.

The complete prompt remains readable and printable without JavaScript.

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Item 3636

Classify a conic with eccentricity 1.41.4.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: exact text

Item 3737

State the defining idea behind eccentricity and unified conic structure in one precise sentence.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 3838

For eccentricity and unified conic structure, what condition or domain restriction must remain visible in the solution?

The complete prompt remains readable and printable without JavaScript.

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Item 3939

For eccentricity and unified conic structure, describe the most likely incorrect first step and explain why it fails.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 4040

For eccentricity and unified conic structure, explain how this lesson's idea will be used later in the course.

The complete prompt remains readable and printable without JavaScript.

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Item 4141

How does a repeated substitution root usually appear geometrically?

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: exact text

Item 4242

State the defining idea behind nonlinear systems involving conics in one precise sentence.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: exact text

Item 4343

For nonlinear systems involving conics, what condition or domain restriction must remain visible in the solution?

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 4444

For nonlinear systems involving conics, describe the most likely incorrect first step and explain why it fails.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 4545

For nonlinear systems involving conics, explain how this lesson's idea will be used later in the course.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 4646

Why does fitting an arch with a parabola not prove it is exactly parabolic?

The complete prompt remains readable and printable without JavaScript.

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Item 4747

State the defining idea behind conic models and applications in one precise sentence.

The complete prompt remains readable and printable without JavaScript.

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Item 4848

For conic models and applications, what condition or domain restriction must remain visible in the solution?

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 4949

For conic models and applications, describe the most likely incorrect first step and explain why it fails.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison

Item 5050

For conic models and applications, explain how this lesson's idea will be used later in the course.

The complete prompt remains readable and printable without JavaScript.

Repair this skill · Policy: rubric guided model comparison