# SOLUTION: I need help. Calculate. (5 * 10^4)^2 Write answer in scientific notation.

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 Question 187677: I need help. Calculate. (5 * 10^4)^2 Write answer in scientific notation.Found 2 solutions by stanbon, jim_thompson5910:Answer by stanbon(60771)   (Show Source): You can put this solution on YOUR website!Calculate. (5 * 10^4)^2 Write answer in scientific notation. ------------------- = 5^2 * 10^8 = 25*10^8 = 2.5x10^9 ================ Cheers, Stan H. Answer by jim_thompson5910(29613)   (Show Source): You can put this solution on YOUR website! Start with the given expression. Rewrite 5 as Multiply the outer exponent by EVERY exponent inside the parenthesis. Multiply the exponents. Square 5 to get 25 Factor 25 into (ie convert 25 to scientific notation) Multiply and by adding the exponents. Add So