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

Which verb form correctly completes the sentence? Jermaine, seeing the first shower of lights, ________ a chill of excitement. a. feeling b. have felt c. had f

What is the purpose of Congress, as stated within the U.S. Constitution?

Which group best describes the Ottoman Empire? a. Group A b. Group B c. Group C

Which type of water is the most dense? a. cold water with low salt content b. cold water with high salt content c. warm water with no salt d. warm, salty water

Which principal part is this verb form? got a. past b. present participle c. past participle d. present

how do you create functions

Which dynasty led China during the golden age described here? a. Tokugawa b. Zhu c. Shang d. Ming

The number 6 is halfway between 2.8 and what?

What area of the country was the most affected by European immigration in the 1840's 1850's A. west B. midwest C. deep south D. northeast

What effect did mass media such as radios and news papers have on the American public?