Question

find the following by identity 1 (0.1x-0.5y)^2 ​

Answer 1

Answer:

o.1x²+2(0.1x×0.5y)+0.5y²

0.01+0.1+0.25

Answer 2

Answer:. -14

=(0.1x-0.5y)

=(0.1)²-2×0.1×0.5+(0.5)²

=1-10+5

= -14

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