If f (x) = x2+2x-5 and g (x) = 2x+4, what is (f⋅g) (x) ?

A x2-9

B x2+4x-1

C 2x3+8x2-2x-20

D 6x2+2x-20

4 to the power of 5 * 3 to the power of 2

Thanh has scores of 54, 83, 67, and 73 on his first four math exams. What score must he make on the fifth exam to have an average of 70 or better for the five exams?

If the range of the function f (x) = 4x - 3 is {11.4, 15, 17, 29}, what is its domain? A. {1.5, 2.8, 5.5, 7} B.{2.3, 4, 8, 11} C. {7, 11, 13.2, 14} D. {3.4, 5, 8, 9.3} E.{3.6, 4.5, 5, 8}

Which is the better buy? 15 apples for $1.75 or 12 apples for $1.56

How do you solve - 2/5+3 1/10?

If log10x = 3, then x =

How can you express 499 to find the product 499 x 5 using mental math? explain

A Computer store buys a computer system. The selling price was set at $843, but after a year the computer did not sell. The stores and advertise the 25% mark down on the system. Find the new sale price.

How do you simplify 16m^2/24m^7

How do you divide 11.25 by 1.24