faded15 faded15
  • 13-05-2019
  • Mathematics
contestada

please factorise: 4x^2-18x+20​

Respuesta :

itsahumannn
itsahumannn itsahumannn
  • 18-05-2019

Answer:

x=2 or x=5/2

Step-by-step explanation:

4x^2 -(10+8)x +20

4x^2 -10 x - 8x +20

2x(2x-5)-4(2x-5)

(2x-5)(2x-4)

so

2x-5=0

x=5/2

or

2x-4=0

x=2

Answer Link

Otras preguntas

n+5(n-1)=7 help me i dont get it
How are centipedes adapted for a predatory way of life?
In reaching her destination, a backpacker walks with an average velocity of 1.22 m/s, due west. This average velocity results because she hikes for 6.44 km with
A ton avis,pourquoi les jeunes souffrent-ils des troubles alimentaire   please give me your opinions in french I am actually struggling
on sataday i get up at 10:30
Why did Spiro Agnew resign? Why did his removal and the appointment of Gerald Ford as vice president actually increase the pressure on Nixon?
write the sum as the logarithm of a single number.log ˯5 (7) +log˯5 (3)
What is a transformer?!?!
Describe an advantage of using dry ice to ship cardboard cartons of ice cream over long distances.
How do you simplify -9(10n-8)+4n?