Determine the integral by making an appropriate substitution. dx

A. e5x + C
B.  + C
C. e5x + C
D. 4e5x + C


Answer: C

Mathematics

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Solve the problem.Let g(x) = . Find a function y = f(x) so that (f ? g)(x) = .

A. f(x) = 
B. f(x) = 
C. f(x) = x2
D. f(x) = x

Mathematics

Decide whether the statement is an example of the commutative, associative, identity, inverse, or distributive property.(9 + 4) + 4 = (4 + 9) + 4

A. Associative B. Commutative C. Identity D. Distributive

Mathematics

Add or subtract. Express the answer as a mixed number.

A. 14
B. 15
C. 16
D. 15

Mathematics

Solve.The sum of the squares of the digits of a positive two-digit number is 20, and the tens digit is 2 more than the units digit. Find the number.

A. 35 B. 53 C. 42 D. 24

Mathematics