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For a=3 simply a2 +5a +4 and a2 -5a

For a=3 simply a2 +5a +4 and a2 -5a
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For a=3 simply a2 +5a +4 and a2 -5a

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User Scetix
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1 Answer

7 votes

Answer:


a2 + 5a + 4 \: \: when \: a = 3 \\ = (3)2 + 5(3) + 4 \\ \\ = 6 + 15 + 4 \\ = 25


a2 - 5a \: \: when \: a = 3 \\ = (3)2 - 5(3) \\ = 6 - 15 \\ = - 9

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User Hopla
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