Asked by hila
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...
A. 4
B. 6
C. 8
D. 16
No idea as to what to start...
Answers
Answered by
Steve
if two roots are equal, so are the numbers. So, since
√(a+b) = √8
a+b=8
√(a+b) = √8
a+b=8
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