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QUIZ

10th
-
University

Mathematics

75%

accuracy

115

plays

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3 years

Mathematics

10th -

University

Pythagorean Identities

user

115
plays

10 questions

10 questions

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1. Multiple Choice
30 seconds
1 pt
$\sin^2x\ -1=?$
$-\cos^2x$
$\cos^2x$
$\cos^2x-1$
$1-\cos^2x$
2. Multiple Choice
30 seconds
1 pt
$\tan^2x\ =?$

$\sec^2x-1$
$\sec^2x+1$
$1-\sec^2x$
3. Multiple Choice
30 seconds
1 pt
Which of the following is not a Pythagorean Identity?
$\cot^2x+1=\csc^2x$
$\cot^2x-\csc^2x=-1$
$\csc^2x+1=\cot^2x$
$\csc^2x-\cot^2x=1$
4. Multiple Choice
20 seconds
1 pt
$1-\cos^2x=?$

$\sin^2x$
$\tan^2x$
$\cot^2x$
$\csc^2x$
5. Multiple Choice
30 seconds
1 pt
$\csc^2x=?$
$1+\cot^2x$
$1-\cot^2x$
$\cot^2x-1$
6. Multiple Choice
20 seconds
1 pt
$1-\sin^2x=?$

$\tan^2x$
$\cos^2x$
$\cot^2x$
$\csc^2x$
7. Multiple Choice
20 seconds
1 pt
$\frac{\left(\sin x\right)}{\left(\cos x\right)}=?$
$\csc x$
$\sec x$
$\cot x$
$\tan x$
8. Multiple Choice
30 seconds
1 pt
Which of the following is NOT a Pythagorean Identity?
$\tan^2x+1=\sec^2x$
$\cos2x=\cos^2x-\sin^2x$
$\sin^2x+\cos^2x=1$
$1+\cot^2x=\csc^2x$
9. Multiple Choice
20 seconds
1 pt
$\cos^2x+\sin^2x=?$

$1$
$\csc^2x+\sec^2x$
$\sin^2x$
$1-\sin^2x$
10. Multiple Choice
30 seconds
1 pt
Rewrite tan(x) in terms of sin(x) and cos(x)
tan(x) = cos(x) / sin(x)
tan(x) = 1 / cot(x)
tan(x) = sin(x) / cos(x)
tan(x) = opp / adj
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