Perform the requested operation or operations. Find the domain of each.f(x) = 4x + 7, g(x) = 3x2Find (f + g)(x).

A. 4x + 7 - 3x2; domain: (-?,?)
B. 4x + 7 + 3x2; domain: (-?,?)
C. 12x3 + 21x; domain: (-?,?)
D. ; domain: (-?,?)

Answer: B

Mathematics

You might also like to view...

Find the indicated quadratic equation.Find a quadratic equation for which the solutions are 2 and 5.

A. x2 - 7x + 10 = 0 B. x2 - 10x + 7 = 0 C. x2 + 3x - 10 = 0 D. x2 + 7x + 10 = 0

View
Mathematics

Subtract. Write the answer in lowest terms.

A. 9
B. 16
C. 15
D. 9

View
Mathematics

Evaluate the indicated trigonometric function of the acute angle ?.If ? is an acute angle of a right triangle and if cot ? = , then find the value of sin ?.

A.
B.
C. 3
D.

View
Mathematics

Sketch the graph of the equation.y = -2x

A.

B.

C.

D.

View
Mathematics