find using suitable identities (5-2x)(5-4x)
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Answered by
0
Answer:
(5-2x)(5-4x)
=25-20x-10x+8x^2
=8x^2-30x+25
Answered by
2
Answer:
(x+a)(x+b)=x^2+(a+b)x+ab
(5-2x)(5-4x)=5^2+(-2x-4x)5+-2x(-4x)
=25-30x+8x^2
=8x^2-30x+25
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