Liaabuggg Liaabuggg
  • 30-05-2017
  • Mathematics
contestada

Which set is the solution set for 3x^2-78=114

Respuesta :

mreijepatmat
mreijepatmat mreijepatmat
  • 04-06-2017
3x² - 78 = 114


3x² = +78 + 114

3x² = 192

x² = 192/3

x² = 64 and x = -+ √64,    x' =8   and x" =-8



Answer Link

Otras preguntas

How do you solve 5/x=x-4
it say solve by substitution -x+2y=-7 -2x-6y=-14
simplify the expression:7x-3(5+x)
Is 12 a natural, rational, or integ er number
How do metalloids affect modern technology?
What is 23009040 in scientific notation ....???? HELP
How did the role of women in the U.S. change in the 1920's?
What 2 numbers multiplied together equal 35 but when added egual negative 36
find zero of f(x)=x^2+2x-15
which one is greater 15g or 5oz