teja7ckwithbrengton teja7ckwithbrengton

03-01-2016
Mathematics

contestada

When 9x2 - 100 is factored, it is equivalent to (3x - b)(3x + b).
What is a value for b?
(1) 50 (3) 3
(2) 10 (4) 100

Respuesta :

Imabeatsgirl Imabeatsgirl

03-01-2016

(9 x 2 = 18) (18-100=-82) So you have to be able to multiply 3x - b and 3x + b to get -82. I believe the answer is (2).10

Answer Link

Otras preguntas

Why did john wilkes booth want to keep slavery?

A box has dimensions of 14 inches long, 1.5 feet wide, and 7 inches high. What is the volume of the box? The formula for the volume is V = l ⋅ w ⋅ h. A) 1.02 cu

A blank can be used in the Senate to stop a bill from being passed

Suppose total cost in dollars from the production of x printers is given by c(x) = 0.0001x3 + 0.005x2 + 28x + 3000. (a) find the average rate of change of total

URGENT PLEASE!! How has the landscape of your community changed due to the actions of the people who live there? Try to give at least 2 examples. - MARYLAND

What are the like terms of 4p 3q-3p-3q?

Why didn't the US go to war sooner against Japan?

please help solve 5!3!/6! = ?

Determine the angles made by the vector v = (42)i + (10)j with the positive x- and y-axes. write the unit vector n in the direction of v.

Why was the war such a big discussed topic??