Evaluate.12 - x2 for x = -3
A. 3
B. 18
C. 6
D. 21
Answer: A
Mathematics
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Divide and simplify. Assume that all variables represent positive real numbers.
A. 2
B. 
C. 
D. 4
Mathematics
The notation 
means 
. Evaluate the expression.
A. 
B. 99
C. 1,030,200
D. 171,700
Mathematics
Determine whether the given function is one-to-one. If it is one-to-one, find a formula for the inverse.f(x) = 
A. Not one-to-one
B. f-1(x) = 
C. f-1(x) = 
D. f-1(x) = 
Mathematics
Factor the polynomial completely. If the polynomial cannot be factored, say it is prime.15x2 - 19xy + 6y2
A. (3x + 2y)(5x + 3y) B. (15x + 2y)(x + 3y) C. (3x - 2y)(5x - 3y) D. Prime
Mathematics