SOLUTION: evaluate the expressions 3x to the second power and (3x)to the second power when x=4?

Question 337971: evaluate the expressions 3x to the second power and (3x)to the second power when x=4?
Found 2 solutions by katealdridge, stanbon:
Answer by katealdridge(100) (Show Source): You can put this solution on YOUR website!
is very different from
Substituting 4 for x in each expression yields:
and
and

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
evaluate the expressions 3x to the second power and (3x)to the second power when x=4?
-----------------------
3x^2 + (3x)^2
---
3*4^2 + (12)^2
---
3*16 + 144
---
48 + 144
---
= 192
============
Cheers,
Stan H.
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