factorise 8x2+2x2-1
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Answered by
1
Answer:
19..
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Answered by
1
Answer:
ur question is wrong...... it must be=8x2+2x-1
Step-by-step explanation:
8x2+2x-1
8x2+4x-2x-1=0
4x(2x+1) -1(2x+1) =0
(4x-1) (2x+1) =0
when 4x-1=0
= x=1/4
when 2x+1=0
=x= -1/2
hope it's helpful for u
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