Factorise and evaluate it : 801²- 1602 +1
Answers
Answered by
1
Answer:
(16y
2
−1)+(1−4y)
2
=16y
2
−1+1+16y
2
−8y
=32y
2
−8y
=8y(4y−1)
So, 8y is a factor.
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