BetterGrades Precalculus · Unit 14 · Assessment

Unit 14 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

What changes when tt is replaced by -t?

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Repair this skill · Policy: exact text

Item 202

State the defining idea behind parametric equations and orientation in one precise sentence.

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Item 303

For parametric equations and orientation, what condition or domain restriction must remain visible in the solution?

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Item 404

For parametric equations and orientation, describe the most likely incorrect first step and explain why it fails.

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Item 505

For parametric equations and orientation, explain how this lesson's idea will be used later in the course.

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Item 606

State the defining idea behind eliminating a parameter in one precise sentence.

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Item 707

For eliminating a parameter, what condition or domain restriction must remain visible in the solution?

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Item 808

For eliminating a parameter, describe the most likely incorrect first step and explain why it fails.

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Item 909

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

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Item 1010

Find average velocity for r(t)=<cosr(t)=<cos t,sin t>t> from 00 to pi.

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Repair this skill · Policy: symbolic

Item 1111

For parametric motion and vector-valued position, what condition or domain restriction must remain visible in the solution?

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Item 1212

For parametric motion and vector-valued position, describe the most likely incorrect first step and explain why it fails.

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Item 1313

For parametric motion and vector-valued position, explain how this lesson's idea will be used later in the course.

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Item 1414

Can two particles' paths intersect without the particles colliding?

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Item 1515

State the defining idea behind intersections, repeated points, and multiple parameter values in one precise sentence.

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Item 1616

For intersections, repeated points, and multiple parameter values, describe the most likely incorrect first step and explain why it fails.

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Item 1717

For intersections, repeated points, and multiple parameter values, explain how this lesson's idea will be used later in the course.

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Item 1818

Give a positive-radius form equivalent to (3,pi4)(-3,\frac{pi}{4}).

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Item 1919

State the defining idea behind polar coordinates and nonuniqueness in one precise sentence.

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Item 2020

For polar coordinates and nonuniqueness, what condition or domain restriction must remain visible in the solution?

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Repair this skill · Policy: exact text

Item 2121

For polar coordinates and nonuniqueness, explain how this lesson's idea will be used later in the course.

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Item 2222

Convert r=4sinr=4sin theta to Cartesian form.

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Item 2323

State the defining idea behind cartesian and polar conversion in one precise sentence.

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Item 2424

For cartesian and polar conversion, what condition or domain restriction must remain visible in the solution?

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Item 2525

For cartesian and polar conversion, describe the most likely incorrect first step and explain why it fails.

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Item 2626

Where does r=3cosr=3cos theta pass through the pole?

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Item 2727

State the defining idea behind graphing polar equations in one precise sentence.

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Item 2828

For graphing polar equations, what condition or domain restriction must remain visible in the solution?

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Item 2929

For graphing polar equations, describe the most likely incorrect first step and explain why it fails.

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Item 3030

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

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Item 3131

State the defining idea behind polar symmetry and repeated tracing in one precise sentence.

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Item 3232

For polar symmetry and repeated tracing, what condition or domain restriction must remain visible in the solution?

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Item 3333

For polar symmetry and repeated tracing, describe the most likely incorrect first step and explain why it fails.

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Item 3434

For polar symmetry and repeated tracing, explain how this lesson's idea will be used later in the course.

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Item 3535

How many petals does r=sin(4theta)r=sin(4theta) have?

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Item 3636

For common polar families and polar conics, what condition or domain restriction must remain visible in the solution?

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Item 3737

For common polar families and polar conics, describe the most likely incorrect first step and explain why it fails.

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Item 3838

For common polar families and polar conics, explain how this lesson's idea will be used later in the course.

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Item 3939

Write 44i4-4i in polar form.

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Item 4040

State the defining idea behind complex numbers in polar form in one precise sentence.

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Item 4141

For complex numbers in polar form, describe the most likely incorrect first step and explain why it fails.

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Item 4242

For complex numbers in polar form, explain how this lesson's idea will be used later in the course.

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Item 4343

Compute(sqrt(3)+i)6(sqrt(3)+i)^6

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Item 4444

State the defining idea behind complex multiplication, division, and powers in one precise sentence.

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Item 4545

For complex multiplication, division, and powers, what condition or domain restriction must remain visible in the solution?

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Item 4646

For complex multiplication, division, and powers, explain how this lesson's idea will be used later in the course.

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Item 4747

How many distinct seventh roots does a nonzero complex number have?

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Item 4848

State the defining idea behind roots of complex numbers in one precise sentence.

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Item 4949

For roots of complex numbers, what condition or domain restriction must remain visible in the solution?

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Item 5050

For roots of complex numbers, describe the most likely incorrect first step and explain why it fails.

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