SOLUTION: Perform the following operations. Assume all variables are positive. a.2√8 − √128 + √48 + √18 b.(2√11 + 1) (√11 − 6)

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Question 1159259: Perform the following operations. Assume all variables are positive.
a.2√8 − √128 + √48 + √18
b.(2√11 + 1) (√11 − 6)

Found 2 solutions by greenestamps, MathTherapy:
Answer by greenestamps(13198)   (Show Source): You can put this solution on YOUR website!


a.2√8 − √128 + √48 + √18

Simplify the radicals and combine where possible






ANSWER:

b.(2√11 + 1) (√11 − 6)
Use FOIL (more generally, multiply each term of each factor by each term of the other) and combine where possible.






ANSWER:


Answer by MathTherapy(10551)   (Show Source): You can put this solution on YOUR website!

Perform the following operations. Assume all variables are positive.
a.2√8 − √128 + √48 + √18
b.(2√11 + 1) (√11 − 6)
a) Correct answer:  

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