Factor completely. If a polynomial cannot be factored, say it is prime.a2 - 5ab - 36b2
A. (a - 4b)(a + 9b)
B. prime
C. (a + 4b)(a - 9b)
D. (a - 4b)(a + b)
Answer: C
Mathematics
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Use the 68-95-99.7 rule to solve the problem.The amount of Jen's monthly phone bill is normally distributed with a mean of $58 and a standard deviation of $12. What percentage of her phone bills are between $22 and $94?
A. 68% B. 99.7% C. 99.9% D. 95%
Mathematics
Provide an appropriate response.The money declared by the Board of Directors to be distributed to the shareholders is know as a(n):
A. yield B. dividend C. point D. profit
Mathematics
Decide whether the given number is a solution to the equation preceding it.4y + 8(y - 3) = 60; 7
A. Yes B. No
Mathematics
Find the domain of the composite function f ? g.f(x) = 
; g(x) = 6x + 24
A. {x 
B. {x 
C. {x 
D. {x 
Mathematics