Graph the function.y = -4e-x/2 + 2

A.

B.

C.

D.


Answer: B

Mathematics

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Solve the equation.4x = 16

A. x = 1 B. x = 4 C. x = 3 D. x = 2

Mathematics

Find the indicated probability.If P(A) = 0.4, P(B) = 0.5, and P(A or B) = 0.7, find P(A and B).

A. P(A and B) = 0.2 B. P(A and B) = 0.7 C. P(A and B) = 0.1 D. P(A and B) = 0.9

Mathematics

Solve the problem.It is necessary to have a 40% antifreeze solution in the radiator of a certain car. The radiator now has 50 liters of 20% solution. How many liters of this should be drained and replaced with 100% antifreeze to get the desired strength?

A. 20 L B. 16.7 L C. 25 L D. 12.5 L

Mathematics

Find the product.-44

A. -256 B. -8 C. 1024 D. 256

Mathematics