Let f (x) = 2x + 2. Solve f-1 (x) when x = 4

2. A pair of dice is rolled. What is the probability that the sum of the dice is either a 9 or a 3?

A hot air balloon is 135 feet in the air. It is descending at a rate of 6 feet per minute. What does the expression below represent? 135 - 6x A. The rate at which the balloon is descending. B.

Write 0.0000003105 in scientific notation

Find an equation of the line that ( a. has y-intercept of - 8 and ( b. is parallel to the line 1x-4y=-8. Write your answer in the form y=mx+ b.

A triangle has sides with lengths of 12 miles, 12 miles, and 15 miles. Is it a right triangle?

Is y=11 a function and why

5x - (x+4) = 10-2 (x-8) solve for x

Which pairs of numbers represent a number and its reciprocal? 1 and 1 2/3 and - 3/2 1/2 and 5 6 and 1/6 -4/7 and - 7/4

Which of the following lists is in the correct order from largest to smallest? A) 82, 80, 13, - 2 B) - 6, - 3, 1, 2 C) 35, 13, - 7, - 1 D) 18, 21, - 8, - 11

2log4-log3+2logx-4=0