Question

expand the following (p+5) (p+2)​

Answer 1

Step-by-step explanation:

Expanding - or geting rid of brackets. Make sure you multiply everything by everything! Correct: p2 +2p -5p -10 = p2 -3p -10 Wrong: p2 + 2p -5 ...forgot that the -5 also needs to be multiplied by (p+2) Wrong: p2 - 10 ...only multiplied the end bits Wrong: p + 2p -5p -10 ... forgot that p x p = p2

Answer 2

p^2 + 7p + 4

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