Graph the inequality.y ? -4

A.

B.

C.

D.


Answer: C

Mathematics

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Simplify.9 - 2.7(3.1 - 2.8)

A. 2.17 B. 9.81 C. 8.19 D. 14.57

Mathematics

Find the multiplicative inverse of the matrix. 

A.
B.
C.
D.
E. The inverse does not exist.

Mathematics

Solve the problem.In 1985, the number of female athletes participating in Summer Olympic-Type Games was 550. In 1996, about 3600 participated in the Summer Olympics in Atlanta. Assuming that  and that the exponential model applies, find the value of k rounded to the hundredths place, and write the function.

A. k = 0.19; P(t) = 500e0.19t B. k = 0.17; P(t) = 500e0.17t C. k = 0.16; P(t) = 500e0.16t D. k = 0.17; P(t) = 500e0.27t

Mathematics

Factor the polynomial completely.x4 - 625

A. (x2 + 25)2 B. (x2 + 25)(x + 5)(x - 5) C. (x2 - 25)2 D. Prime

Mathematics