soliz061802owaqn2 soliz061802owaqn2

23-03-2020
Mathematics

contestada

evaluate 3a^2 + 4b^2 for a = 2 and b = 3

A) 168

B) 48

C) 36

Respuesta :

jimrgrant1 jimrgrant1

23-03-2020

Answer:

B

Step-by-step explanation:

Given

3a² + 4b² ( substitute a = 2 and b = 3 into the expression )

= 3(2)² + 4(3)²

= 3(4) + 4(9)

= 12 + 36

= 48 → B

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