Simplify.
A. -2.25
B. -10.25
C. 10.25
D. undefined
Answer: B
Mathematics
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Complete the identity.
= ?
A. tan 5x + tan 11x B. 2 tan 8x tan 3x C. tan 8x D. tan 8x cot 3x
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Graph the inequality.
- 
> -1
A. 
B. 
C. 
D. 
Mathematics
Find the exact value of the expression if ? = 30°. Do not use a calculator.f(?) = sec ?Find f(?).
A. 2
B. 
C. 
D. 
Mathematics
Find the GCF for the list.189x2, 63x9
A. 21x7 B. 189x2 C. 63x2 D. 63x7
Mathematics