Add the polynomials.(y4 + y) + (9 - y + 
y2)
A. y4 + 
y2 - 2y + 9
B. y4 + 
y2 + 9
C. y4 + 
y2 - 9
D. y4 + 
y2 + 2y + 9
Answer: B
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At one high school, the mean time for running the 100-yard dash is 
with a standard deviation of 0.9 seconds. The times are normally distributed.Find the percent of times that are below 17 seconds.
A. 84% B. 98% C. 2.5% D. 97.7%
Name the property illustrated.(2 ? 4) ? p = 2 ? (4 ? p)
A. associative property of multiplication B. commutative property of multiplication C. identity property of multiplication D. distributive property
Rewrite the following using radicals; then simplify if possible. Assume that all variables represent nonnegative values.
1/2
A. 
B. 
C. 
D. 
Write the expression as the logarithm of a single number or expression with a coefficient of 1. Assume all variables represent positive numbers.ln (2x + 2) + ln (x + 6)
A. ln (2x2 + 8x + 12)
B. ln 
C. ln (3x + 8)
D. ln (2x2 + 14x + 12)