2 years ago

Evaluate 3b2 when b= 4 and when b= - 4. When b=4, 3b2

Mathematics

2 answers:

Lana71 [14]2 years ago

8 0

Answer:

both values are 48

Step-by-step explanation:

Substitute b = 4 and b = - 4 into the expression

3b²

= 3(4)² = 3 × 16 = 48

= 3(- 4)² = 3 × 16 = 48

nydimaria [60]2 years ago

4 0

Answer:

Step-by-step explanation:

3 times 4 times 2

3 times 4 is 12

12 times 2 is 24

Hope this helps you

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