Question

1.Multiply 3a(7a-4b)
2.4p(p²+q²+r²)

Answer 1

Answer:

which chapter name please

Answer 2

1. 3a(7a-4b)

21a^2-12ab

2. 4p(p^2+q^2+r^2)

4p^3+4p^2q^2+4p^2r^2

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