(x-4)(x+4) (algebraic identities)
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( x-4 )( x+4)
looks like a + b into a -b
therefore a + b into a -b is equals to a2 - b2 sq
here is equals to X and b is equals to 4
x2-42
=2x-16
=x= -16÷2
x= -8
looks like a + b into a -b
therefore a + b into a -b is equals to a2 - b2 sq
here is equals to X and b is equals to 4
x2-42
=2x-16
=x= -16÷2
x= -8
paridhiyadav27pbch16:
sorry but wrong answer
ok
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