Trigonometric Identity

Authored by Mahmoud Mostafa

Mathematics

11th Grade

CCSS covered

Used 61+ times

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12 questions

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MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify: $\cot x\sin x\sec^2x$

$\cos x$

$\tan x$

$\csc x$

$\sec x$

Tags

CCSS.HSA.SSE.B.3

CCSS.HSA.SSE.A.2

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which of the following is false?

$\sin\left(-x\right)=-\sin\left(x\right)$

$\cos\left(-x\right)=-\cos\left(x\right)$

$\tan\left(-x\right)=-\tan\left(x\right)$

$\cot\left(-x\right)=-\cot\left(x\right)$

Tags

CCSS.HSF.TF.A.4

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify: $\frac{\sin^2x}{1+\cos x}-1$

$\frac{1-\cos x}{\sin x}$

$0$

$-\cos x$

$\csc x-1$

Tags

CCSS.HSA.SSE.B.3

CCSS.HSA.APR.D.6

CCSS.HSA.APR.D.7

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify: $\left(\cos x-\sin x\right)^2$

$1$

$\cos2x$

$\cos2x+\sin2x$

$1-\sin2x$

Tags

CCSS.HSA.SSE.B.3

CCSS.HSA.SSE.A.2

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

*

csc² x

cot² x

sin² x

sec² x

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is csc(x) equivalent to?

1/sin(x)

1/tan(x)

sin(x)

1/cos(x)

Tags

CCSS.HSF.TF.A.4

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Please select the correct solution
cos²x + sin ²x=

csc²x + sec²x

sin²x

1 - sin²x

Tags

CCSS.HSF.TF.C.8

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11th Grade

Trigonometric Identity

Simplify: $\cot x\sin x\sec^2x$

Which of the following is false?

Simplify: $\frac{\sin^2x}{1+\cos x}-1$

Simplify: $\left(\cos x-\sin x\right)^2$

*

What is csc(x) equivalent to?

Please select the correct solution
cos²x + sin ²x=

6) (secx-1)(secx+1)

5) tanxcotx-cos²x

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Trigonometric Identity

Simplify: cot⁡xsin⁡xsec⁡2x\cot x\sin x\sec^2xcotxsinxsec2x

Which of the following is false?

Simplify: sin⁡2x1+cos⁡x−1\frac{\sin^2x}{1+\cos x}-11+cosxsin2x​−1

Simplify: (cos⁡x−sin⁡x)2\left(\cos x-\sin x\right)^2(cosx−sinx)2

*

What is csc(x) equivalent to?

Please select the correct solution cos 2 x + sin 2 x=

6) (secx-1)(secx+1)

5) tanxcotx-cos2x

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Simplify: $\cot x\sin x\sec^2x$

Simplify: $\frac{\sin^2x}{1+\cos x}-1$

Simplify: $\left(\cos x-\sin x\right)^2$

Please select the correct solution
cos²x + sin ²x=

5) tanxcotx-cos²x