how do I solve 18^1/2-16^1/2??

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tdschool · Answer 1 · 2014-06-20T20:10:08+0000

(a+b)(a-b)=a^2-b^2

Looks like this formula doesn't work for your problem(^1/2, not^2)

^1/2 means square root:V

V18-V16=3(V2)-4