Use trigonometric identities to find the exact value.
A. -2
B. - 
C. -
D. - 
Answer: B
Mathematics
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Find the standard-form equation of the hyperbola centered at the origin which satisfies the given conditions.A hyperbola having a focus at (
, 0) and corresponding directrix 
.
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Find the principal square root of the number. Approximate the answer to the nearest hundredth whenever appropriate.36
A. -6, 6 B. 1296 C. 12 D. 6
Mathematics
Factor as completely as possible. If unfactorable, indicate that the polynomial is prime.60x2 + 35xy + 5y2
A. 5(3x - y)(4x - y) B. (15x + 5y)(4x + y) C. prime D. 5(3x + y)(4x + y)
Mathematics
Factor.9 + 21x + 10x2
A. (10x + 1)(x + 9) B. (2x - 3)(5x - 3) C. (10x + 3)(x + 3) D. (2x + 3)(5x + 3)
Mathematics