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

If 2x+ 3y = 55 and 4x= y+ 47, ﬁnd x − y. Can you please explain with some details?

Is 2 thousandths + 4 hundredths is greater or less than 0.127

word form for 600,000+80,000+10

How do we solve an equation by factoring?Problems such as x² - 9 = 0 and x² + 13x = -36.

d=rt for t........................

if five notebooks cost $5.25 , how much would three notebooks cost?

what is 24 tens equal to

If you release a weight and allow it to fall under the influence of gravity alone, what kind of motion will it experience?

How do we solve an equation by factoring?Problems such as x² - 9 = 0 and x² + 13x = -36.

rebeldes de tejas in english