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

9x+2y=36 9x+8y=36 What is the answer
Country that controlled Florida at one time
round 81.139 to the nearest tenth
The speed of light is 186,282 miles per second. How many miles does light travel in 1hour?
How many sixties are in two hundred forty-four?
What is the name of the process in which an organism makes a new organism? A. mutation B. fertilization C. variation D. reproduction
Evaluate the related series,of each sequence -9,-16,-23,-30,-37,-44
which car has the greatest acceleration during the time interval 10 seconds to 15 seconds
How might European interest in exploration have increased as a result of the Crusades?
what is the metaphor in Poison by Roald Dahl