Question

5x2 -7x-2=0 factorise it
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Answer 1

Step-by-step explanation:

the answer is as follows :

5x^2 -5x-2x-2=0

5x(x-1)+2(x-1)=0

(5x+2)(x-1)=0

5x+2=0 or x-1=0

5x=-2 or x=1

x= -2/5 or x=1

hope it helps !!!

Answer 2

Answer:

5x2-7x-2=0

5×2-5×-2×-2=0

5×(×-1)-2(×-1)

x=2/5

x=1/2

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