Add. Simplify the result whenever possible.  +  

A. 1
B.
C.
D.


Answer: A

Mathematics

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Evaluate the integral.

A. (e - 1)2
B. (e - 1)2
C. (e2 - e)2
D. (e2 - e)2

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Solve the exponential equation. 5e4x - 3 = 20

A. 0.900 B. 5.750 C. -0.403 D. 1.097

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Graph the function.f(x) = ex

A.

B.

C.

D.

Mathematics

Solve the problem.The radiator in a certain make of car needs to contain  of 40% antifreeze. The radiator now contains  of 20% antifreeze. How many liters of this solution must be drained and replaced with 100% antifreeze to get the desired strength?

A. 12 L B. 7.5 L C. 15 L D. 10.0 L

Mathematics