The Ph scale measures how acidic or basic a substance is. Bleach is said to have a pH of less than 14 and greater than 11. Model the normal range of pH values of bleach, using a compound inequality

Renee has 7 one dollar bills, 1 five dollar bill, and 4 ten dollar bills. How much money does Renee have in all?

How to find dy/dx by implicit differentiation of 3x^2-4y^2=25?

Simplify the expression 2.75j + 2.25 - 1.5j + 3

Simplify the expression cosxcscxtanx

The amount of time t (in hours) that it takes to fill a swimming pool varies inversely with the pumping rate r (in kiloliters per hour). The constant of variation is 4. Find how long it will take to fill the pool when the pumping rate is 3.2 kL/hr A.

What is 1.665 as a fraction

What is the approximate value of log625?

What is 4*6? after that, how about 9*9

Find the zeros of the function: y = x (x + 2) (x+3)

Absolute Value. Evaluate |a + b - c|, given a = 5, b = - 3, and c = - 2. A) - 4 B) 4 C) 10 D) 0