mn( mn²-2mn²) given m=2 n= -2
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Answered by
5
Answer:
(2)×(-2)[(2)(4)-(2)(2)(4)]
= -4{8-16}
= -4×-8
= 32
Answered by
9
mn (mn^2 -2mn^2)
sub. m=2 , n= -2
2*(-2) [2(-2)^2 -2 (2)(-2)^2]
= -4 [2(4) -2 (2)(4)]
= -4 [8 - 16]
= -4 (-8)
= 32
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