Question

please give me answer fast​

Answer 1

Answer:

1)5a(square)

4)3.84433594e10

Answer 2

Answer:

1. 6a

2. 64

3. 3m*2+6m

3m(m+2)=0

m=-2

6. 400×5/100

0 and 0 would be cut

so 4×5=20

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