SOLUTION: 2k^4 * (3k)^2 I got the answer of 18k^6, but I don't know how. I used a calculator and it doesn't show the steps. Can you please show the steps on how it's 18k?

Algebra ->  Expressions -> SOLUTION: 2k^4 * (3k)^2 I got the answer of 18k^6, but I don't know how. I used a calculator and it doesn't show the steps. Can you please show the steps on how it's 18k?      Log On


   

Question 989709: 2k^4 * (3k)^2
I got the answer of 18k^6, but I don't know how. I used a calculator and it doesn't show the steps. Can you please show the steps on how it's 18k?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
Review the laws of exponents.

2k%5E4%2A%283k%29%5E2
2k%5E4%2A3%5E2%2Ak%5E2
2%2A3%5E2%2Ak%5E4%2Ak%5E2
18%2Ak%5E6----------this is what you found. Using a calculator would be meaningless for this expression.

Focus on applying properties of numbers, and not so much on steps.