3 years ago

Please factor 20x^2+11x-4=0

Mathematics

2 answers:

stiks02 [169]3 years ago

7 0

Wewaii [24]3 years ago

3 0

First factor 20x^2
(4x and 5x)
(4x-1)(5x+4)=0
4x-1=0
x=1/4
5x+4=0
x=-4/5

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