Our spring break lasted only a+b days, where a and b are positive integers and the square root of a+b equals the square root of 8. The break ends in how many days?

A. 4
B. 6
C. 8
D. 16

No idea as to what to start...

1 answer

if two roots are equal, so are the numbers. So, since

√(a+b) = √8
a+b=8
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