SOLUTION: 2 out side square root of 72 subtracted by 5 out side square root of 50

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Question 137627This question is from textbook algebra 1 california edition
: 2 out side square root of 72 subtracted by 5 out side square root of 50 This question is from textbook algebra 1 california edition

Found 2 solutions by ankor@dixie-net.com, checkley77:
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
2 out side square root of 72 subtracted by 5 out side square root of 50
:
2%2Asqrt%2872%29 - 5%2Asqrt%2850%29
:
Factor to reveal perfect squares in both expressions
2%2Asqrt%2836%2A2%29 - 5%2Asqrt%2825%2A2%29
:
Extract the square roots of the perfect squares
2%2A6%2Asqrt%282%29 - 5%2A5%2Asqrt%282%29
:
12%2Asqrt%282%29 - 25%2Asqrt%282%29
:
These are like terms, just do the math
-13%2Asqrt%282%29

Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
2sqrt72-5sqrt50
2sqrt(36*2)-5sqrt(25*2)
2*6sqrt2-5*5sqrt2
12sqrt2-25sqrt2
-13sqrt2 answer.