Question

expand each expression using algebraic identities
1. (5d-6)^2
2. (u^v-9)^2
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Answer 1

please mark me as the best and give me thanks .

Answer 2

Answer:

we know, (a-b)²=a²-2ab+b²

=5d²-2×5d×6+6²

=25d-60d+36(ans;)

thanks I hope u understand