y4nin08 y4nin08
  • 02-11-2020
  • Mathematics
contestada

Use the quadratic formula to find the roots: -3x^2 + 27x = 42​

Respuesta :

sherrydumanew sherrydumanew
  • 02-11-2020

Answer:

x=2,x=7

Step-by-step explanation:

-3x^2+27x=42

x^2-9x+14=0

x^2-2x-7x+14=0

x*(xi2)-7(x-2)=0

(x-2)*(x-7)=0

x-2=0

x-7=0

x=2

x=7

Answer Link

Otras preguntas

List two types of details that help readers make inferences.
with what speed does a freely falling object dropped from a height of 88.2m hit the ground? how long does it take for it hit the ground?
What are the structures in which stars are grouped together?
HELP!! Why was church and state separated? Do you think Amy Barret will try to oppose this? Who do you think will win the election of 2020? Biden or Trump?
What happens at the end of "The Masque of the Red Death?"
Many examples of the Spanish influence in Texas.
how many apple pies does billy have if he has 8 more then Joe. Joe has 8 apple pies. will give braineist to the first person that answers this.
Which of these Applies someone help please kinda blurry sorry
“one more than three-eights of a number is eleven” translate do not solve
you are attending_______ reception today​