answer me this question please very urgently needed
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answer me this question please very urgently needed
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Step-by-step explanation:
ans 1)=+12
sorry don't mind I don't know the second one sorry
Answer:
1. a^2 - 36
2. m^2 - n^2
Step-by-step explanation:
1. ( a + 6)( a - 6)
= (a)^2 - 6^2
[ because (a^2-b^2) = ( a + b)( a -b) ]
= a^2 - 36
Hence, answer is a^2 - 36.
2. ( m + n )( m - n)
= (m)^2 - (n)^2
[ because (a^2-b^2) = ( a + b)(a - b) ]
= m^2 - n^2
Hence, answer is m^2-n^2.