please solve this question
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{ ( -5/2) ^7 × (-2/5)^9}
={ 2/5} ^2
(2/5)^2 ÷ (-2/5)^2
=4/25 ÷4/25
=1
={ 2/5} ^2
(2/5)^2 ÷ (-2/5)^2
=4/25 ÷4/25
=1
nitesh2k:
the ans is wrong
Answered by
0
(5×5×5×5×5×5×5/-2×2×2×2×2×2×2)× (-2×2×2×2×2×2×2×2×2/5×5×5×5×5×5×5×5×5=4/25÷4/25=4/25×25/4=1
wrong answer
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