Find the nonpermissible replacement for a in this expression. A square over - 2a + 6

F (x) = log2 (x-3) find the domain of x

R (x) = (500+ax) (50-bx)

Solve for r in the formula S=L-rL where S is the sale price, l is the list price, and r is the discount rate. a. an item with a list of price of $128 goes on sale for $51.20. find the discount rate. b. an item b. with a list price of $56.

What phrase best describe the variable expression 8*n

What would the monthly payment be on an 8,600 car loan at 8.85% interest for a five year term

If Raphael counted 40 yellow and white cars and there were 9 times more white cars. how many white cars

What is the radius of the circle whose area is numerically 5 times greater than its circumference?

A medical school claims that more than 28% of its students plan to go into general practice. It is found that among a random sample of 130 of the school's students, 32% of them plan to go into general practice.

A lottery has a grand prize of $160,000, two runner-up prizes of $20,000 each, eleven third-place prizes of $4000 each, and twenty-one consolation prizes of $800 each.

Re-write the decimal 045 as a fraction. Explain how you know your answer is correct.