Graph the function.f(x) = x 

A.

B.

C.

D.


Answer: B

Mathematics

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Solve each problem.The population growth of an animal species is described by  where t is measured in months. Find the population of this species in an area 6 months after the species is introduced.

A. 240 B. 704 C. 470 D. 74

Mathematics

Simplify the expression. If any variables exist, assume that they are positive.3 - 2x

A. x
B. 2x
C. (3 - 2x)
D. Cannot be simplified

Mathematics

Factor the sum or difference of cubes.z3  - 1

A. (z + 1)(z2 - z + 1) B. (z - 1)(z2 - 2z + 1) C. (z - 1)(z2 - 1) D. (z - 1)(z2 + z + 1)

Mathematics

Simplify.( + )( - )

A. 10 - z
B. 10 - 2
C. 10z
D. 10 - 2

Mathematics