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12 votes
If a= -3, find value of 3a²

User Kroltan
by
5.3k points

2 Answers

6 votes

Answer:

-81

Step-by-step explanation:

if a=-3 when 3a²

Subtitute a with -3

=3(-3)²

=-9²

=-81

User McGiogen
by
5.0k points
6 votes

Answer:

27

Step-by-step explanation:

3a²

given that a = -3

3(-3)²

3(9)

27

User Josephdpurcell
by
4.7k points