the value of p^2+4p-21=?
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Answered by
1
Answer:
p^2+7p-3p-21
2p(p+7)-3(p+7)
(2p-3) (p+7)
p=3/2,p=-7
Answered by
9
p²+4p-21
=p²+(7-3)p-21
=p²+7p-3p-21
=p(p+7)-3(p+7)
=(p+7)(p-3)
Hope its help❤
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