F f (x) = 2x2 + 1 and g (x) = x2 - 7, find (f + g) (x).

A. x2 + 8

B. x2 - 6

C. 3x2 - 6

D. 3x2 + 8

Kepler's 3rd law says what?

Two expr Expressions that represent 3/12

What is the unit rate for 1713.5 ft in 57.5 s? Round to the nearest tenth if necessary.

12.92 multiplied by 2.5 long multiplication

Jackie already owns 19 necklaces, and additional necklaces are priced at 1 for a dollar. How much money does Jackie need to spend on new necklaces in order to own a total of 32 necklaces?

Each time Nicholas mows a lawn he uses 1/6 of a gallon of gasoline. If he has 2/3 of a gallon of gasoline, how many lawns can he mow before he needs to buy more gasoline

Which compound inequality can be used to solve the inequality. |3*+2| >7

How can 2x^2=x^2+4x+8 be set up as a systems of equations

Which statement best describes the excluded values of a rational expression? A - The number of excluded values of a rational expression cannot exceed the degree of the numerator.

Evaluate 12C4 and 11P4