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

Heterozygous genes will always display a dominant trait.

how does the CONSTANT affect a line graph?

How would I oreder the numbers least to greatest 4.2,-41/9,-4.6,43/8

Which statement accurately describes the religion of early Hebrews? A. They believed in many gods and goddesses. B. They believed in a single, all-powerful God.

What is true about the sum of the measures of any two non-right angles in a right triangle?

Average national teachers salaries can be modeled using the equation y=9.25(1.06)^n , where y is the salary in thousands of dollars and n is the number of years

Jill purchased fruit juice boxes for a party . She purchased 1 case of 44 boxes and several packs containing 4 boxes each.Let p represent the number of 4-box pa

PLEASE HELP I GIVE THANKS

Although dry regions may never be as densely populated as those near water, which of the following factors has led to increased populations in dry areas?

The carbon footprint of an activity is used to assess environmental pollution. What does it measure?