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3 votes
Add or subtract.

\binom{7 √(2) }{2} - \binom{ √(8) }{2}

Add or subtract. \binom{7 √(2) }{2} - \binom{ √(8) }{2}-example-1

1 Answer

4 votes
Answer:
(5√(2))/(2)

This is the fraction of 5*sqrt(2) all over 2
"sqrt" is shorthand for "square root"

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Work Shown:


(7√(2))/(2)-(√(8))/(2)


(7√(2))/(2)-(√(4*2))/(2)


(7√(2))/(2)-(√(4)*√(2))/(2)


(7√(2))/(2)-(2*√(2))/(2)


(7√(2)-2*√(2))/(2)


(5√(2))/(2)

User Agamagarwal
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