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

ReWhich detail can a reader learn from the play The Diary of Anne Frank that the reader cannot learn from The Diary of a Young Girl? how Anne feels about going
WILL GIVE BRAINLIEST For what value of k will the relation R= {(2k+1, 3), (3k-2, -6)} not be a function?
HELPPPPPPPP PLEASEEEE I HAVE BEEN AKSING FOR HELP PLEASE SOMEONE Haldane, a Soviet scientist, proposed in 1929 that a combination of carbon dioxide, water, and
4. Which condition would not prove KML~JNL?
6. Find the surface area of the figure below. 10 ft 14 ft C. 510.9 ft² D. 589.7 ft² A. 848.7 ft² B. 420 ft²
Which of these are media components? Select all that apply. Group of answer choices text people video photographs
please answer this quickly and correctly, spam will be reported. what did hermia have to be aware of about her plan?
Certain types of windows used in colder climates consist of two panes of glass separated by a gap of air. What is the advantage of this design?​
if x-y=80 and 3/5=y/x <--(as a fraction), what is the value of x? will give 45 points, and brainliest for the right answer
The Sirens sing out to the men who pass by them, alluring them with their exquisite voices. What is the primary temptation they offer? They offer extraordinary