Check all of the numbers that are potential rational roots of f (x) = x4 - 2x3 + 5x2 - 7x + 9.

a ±1

b ±3

c ±9

d 1/3

e 1/9

f 9/2

Convert 92.90 into degrees, minutes, and seconds

A bird sanctuary used to receive 10,000 birds per year. The number of birds migrating to the sanctuary is decreasing at the rate of 5% each year. Identify the exponential decay function that models the situation.

Find the zeros of the function. f (x) = 9x^2-12x-5

A candy store sells yogurt-covered raisins for $3.50 per pound and chocolate-covered-pretzels for $3.00 per pound. How many pounds of each should you buy to make a 15 pound mixture that costs $3.20?

What is the answer to this 3/4 + 12=?

What does the ratio of water and flour 10:4.5 mean?

If the vertex of a parabola is (-6,7) what is the axis of symmetry?

A large data sample of heights of US women is normally distributed with a mean height of 64.7 inches and a standard deviation of 2.6 inches. What is the approximate probability that a randomly selected person in this sample is shorter than 62.

What is the value of 3/4 k to the 3rd power - 9 when K=3

What is a common factor for the expression 24x^2+16x+144