x^2-21x/8+5/16
solve by taking common 1/16
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Step-by-step explanation:
1/16(16x²-42x+5)=0
1/16(16x²-2x-40x+5)=0
=1/16(2x(8x-1)-5(8x-1)=0
=1/16(2x-5)(8x-1)=0
=(2x-5)(8x-1)=0
=2x-5=0 or 8x-1=0
=x=5/2. or x=1/8.
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