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

we hit a snag while rowing to shore.

What is an organization's most valuable commodity? A. Telephone service B. Personnel morale C. Time D. Computer inventory

Terrance is writing an essay for his journalism class about the best places to find art and entertainment. he has organized his thoughts into this chart. https:

which region of the mongol empire had the greatest longevity?

answer question five and how thxxx

whats the measure of the angle 2x 10=x-10

The first step in the decision-making process is to _____. a. define your wants and needs b. identify your choices c. make a decision d. gather information

Choose the sentence in which the prepositional phrase "down the street" best explains where the speaker was driving. a. driving down the street, i saw the cat.

the symbol for xenon xe would be part of the noble gas notation for the element

the following conversation is missing some phrases or words. choose the answer that best completes the numbered blank space. pilar: ¡hola, fred! ¿ (1) ? fred: h