Question

(а) 14m5n4p2 – 42m7n3p7 – 70m6n4p3
(b) 2a2(b2 – c2) + b2(2c2 – 2a2) + 2c2(a2 – b2)

Answer 1

I think that the answer

Step-by-step explanation:

subtract

then subtract

b. add

then add