Seudónimo Seudónimo

02-04-2015
Mathematics

contestada

What is the value of X in the following equation (x-2)(x+8)=0 and (x-7) to the second power=0

Respuesta :

Panoyin Panoyin

03-04-2015

(x - 2)(x + 8) = 0
x - 2 = 0 or x + 8 = 0
+ 2 + 2    - 8 - 8
   x = 2    x = -8

(x - 7)² = 0
√(x - 7)² = √(0)
x - 7 = 0
+ 7 + 7
   x = 7

Answer Link

Otras preguntas

How did the South Carolina Black codes define “persons of color” in the Black Codes?

The value of tan(3pie/4) is -1. 1. How does the value of tan(3pie/4 - pie) compare? Explain or show your reasoning. 2. How does the value of tan(3pie/4

Answer this PLEASE, answer a,b,c

Ellie grew 1,520 plants with 40 seed packets. with 87 seed packets, how many total plants can ellie have in her backyard?

Simplify (2x^2 + 5x + 3) − (−7x^2 + 3x - 5) Write the answer in standard form.

select all ratios equivalent to 3:6. 4:8, 2:3, 7:14

Create a math problem using 1/4 divided by 2 draw a picture . then solve and check.

The value of tan(3pie/4) is -1. 1. How does the value of tan(3pie/4 - pie) compare? Explain or show your reasoning. 2. How does the value of tan(3pie/4

is an authoritarian government ever acceptable?

What do i do un muy homework that se ya Explain what each oficio te quantitis un te problema means