Trig Identities - Sechrist
2 years ago
esechrist
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• Question 1
45 seconds
Q. What is csc(x) equivalent to?
1/sin(x)
1/tan(x)
sin(x)
1/cos(x)
• Question 2
45 seconds
Q. Please select the correct solution
csc2 x
cot2 x
sin2 x
sec2 x
• Question 3
45 seconds
Q. Please select the correct solution
cos 2 x + sin x=
1
csc 2 x + sec 2 x
sinx
1 - sinx
• Question 4
45 seconds
Q. Please select the correct solution
csc x
sec x
cot x
tan x
• Question 5
300 seconds
Q. Simplify
sin²θ
cosθ
tanθ
1- sin²θ
• Question 6
300 seconds
Q. Simplify
-1
sin θ
csc θ
1
• Question 7
300 seconds
Q.

Simplify (Hint: you will need to FOIL first)

sinθ

cot²θ

tan²θ

cos²θ

• Question 8
300 seconds
Q. Simplify
secθ
cos²θ
sin²θ
sin²θ/cos²θ
• Question 9
300 seconds
Q. Simplify:
(secx-1)(secx+1).
Hint: you will need to FOIL first
tan2x
sinx
cot2x
cosx
• Question 10
300 seconds
Q. Simplify:  tanxcotx-cos2x
tanx
cotx
sin2x
cos2x
• Question 11
45 seconds
Q. Is this a pythagorean identity?
tan2x + 1 = secx
Yes
No
• Question 12
300 seconds
Q. Simplify this to a basic trigonometry function:
tan(x)csc(x)
tanx
secx
cotx
cscx
• Question 13
900 seconds
Q. Simplify.
sinθ
cos²θ
sin²θ
1- sin²θ
• Question 14
900 seconds
Q. Simplify.
sin x
cos x
tan x
1
• Question 15
20 seconds
Q. 1+cot2θ=