How do you solve -10x^2 + 30x - 20 = 0.?
2 Answers
May 27, 2018
Explanation:
given,
Multiplying both sides with
we get,
By Using quadratic formula
we get,
Thus we get the value of
May 27, 2018
x=2
x=1
Explanation:
Given -
-10x^2+30x-20=0
-10(x^2-3x+2)=0
Dividing both sides by 10 we get
x^2-3x+2=0
x^2-x-2x+2=0
x(x-1)-2(x-1)=0
(x-2)(x-1)=0
x-2=0
x=2
x-1=0
x=1