factorise 9a^2-16b^2
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32
ANSWER !!
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9a^2 - 16b^2
We know,
a^2 - b^2 = ( a + b ) ( a - b )
Therefore,
applying the formula, we get
=> ( 3a )^2 - ( 4 b )^2
=> ( 3a + 4b ) ( 3a - 4b )
_______________________
#Be Brainly
_______________________
9a^2 - 16b^2
We know,
a^2 - b^2 = ( a + b ) ( a - b )
Therefore,
applying the formula, we get
=> ( 3a )^2 - ( 4 b )^2
=> ( 3a + 4b ) ( 3a - 4b )
_______________________
#Be Brainly
Answered by
8
Answer:
see this picture
we know that a^2 - b^2 = (a+b) (a-b) so use this formula to solve
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