Indicate whether the function is one-to-one.B = {(1, 7), (2, 7), (3, 4), (4, -9)}
A. Yes
B. No
Answer: B
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Use scientific notation to solve the problem.Assume that the volume of the earth is 5 x 1014 cubic meters and the volume of a bacterium is 2.5 x 10-16 cubic meters. If the earth could be filled with bacteria, how many would it contain?
A. 5.0 x 10-31 bacteria B. 5.0 x 1031 bacteria C. 2.0 x 1030 bacteria D. 2.0 x 10-30 bacteria
Find C and a so that f(x) = Cax satisfies the given conditions.f(1) = 8 and for each unit increase in x, the output is multiplied by 
.
A. C = 
, a = 16
B. C = 8, a = 
C. C = 16, a = 
D. C = 
, a = 8
Solve the problem using the amortization table when necessary.AMORTIZATION (PRINCIPAL AND INTEREST PER THOUSAND DOLLARS)
The monthly payments on a $97,000 loan at 8% interest for 20 years is $810.92. How much of the first monthly payment will go toward interest?
A. $713.61 B. $646.67 C. $64.87 D. $776.00
Complete the square for the binomial. Then factor the resulting perfect square trinomial.x2 - 3x
A. 
; x2 - 3x + 
= 
2
B. 
; x2 - 3x + 
= 
2
C. 
; x2 - 3x - 
= 
2
D. 9; x2 - 3x + 9 = (x - 3)2