multiply (a+5) by (a+4)
Answers
Answered by
2
Step-by-step explanation:
a²+4a+5a+20
a(a+4)+5(a+4)
(a+5)(a+4)
Answered by
9
Answer:
9a+20+a^2 is the answer.
Step-by-step explanation:
a+5
a+4
____
4a+20
5a+0 +a^2
____________
9a+ 20 +a^2
Hope it helps..
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