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 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

which type of classroom enables students to attend lectures without being physically present with the teacher
which character is described in these lines "but on earliest occasion he quickly late hold of a soldier asleep" Higelac Beowulf Grendel Hrothgar
20% tip if the bill is 48.25
How might you determine if the patient is leaving with a full understanding of the treatment plan?
what is the sum of the measures of the interior angles of a heptagon?
The largest organ in your body is your ______.
what is not the power of the president
Successful leaders allow others to take risks. please select the best answer from the choices provided. t f
arnob, bella, colin, dante, and erin are going to a baseball game. they have a total budget of $100.00 to spend. each game ticket costs $17.50 and each drink co
can i get some help i dont get it