unbrokenscenes unbrokenscenes

03-08-2016
Mathematics

contestada

what is the product of the polynomials below? (x-9)(x+2)

Respuesta :

KONSETON KONSETON

03-08-2016

(x-9) (x+2)=x²+2x-9x-18=x²-7x-18

Answer Link

dalendrk dalendrk

03-08-2016

Use distributive property: a(b +/- c) = ab +/ ac.

(x - 9)(x + 2) = (x)(x) + (x)(2) - (9)(x) - (9)(2) = x² + 2x - 9x - 18

= x² -7x -18

Answer Link

Otras preguntas

Which angles are a linear pair

A muscle cramp is a sudden, painful contraction of a muscle, during which movement is difficult. What is happening at the cellular level during a muscle cramp?

what role does the element of motivation play in performance

What is the length of the hypotenuse of the triangle? 26 ft 34 ft 68 ft 74 ft

Boundary between warm and cold water in an ocean or a lake

How did the riches and power lead to church abuses and then to reforms?

What is the effect of telling this story in chronological order? It helps the reader understand how the UMWA affected labor movements through history. It helps

Which value for x makes the open sentence true? 8 + 3 • x = 2 squared + x squared Question 1 options: 5 4 3 2

I need to know number 12 1-7

If you cut off your leg....Where would it hurt? Where it got cut off at, or can you feel like a phantom leg? I've always wanted to know.