Factorise it
25 x² + 70 x + 49
Answers
Answered by
7
Answer:
25 x² + 70 x + 49
= 25 x² + (35+35) x + 49
= 25x² + 35x + 35x + 49
= 5x(5x+7) + 7(5x+7)
= (5x+7) (5x+7)
OR
= (5x+7)²
Step-by-step explanation:
hope it helps you
have a nice day ahead
Answered by
3
= (5x + 7)(5x + 7)
Step-by-step explanation:
25x2 + 70x + 49
Using middle term split,
=25x2 + 35x + 35x + 49
=5x(5x + 7) + 7(5x + 7)
= (5x + 7)(5x + 7)
Hope it helps u
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