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Find the value of (81)^(-1/2)
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Ben H.
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Rationalise the denominator of 14 / 2 + root3
Expand and simplify the following; (2 + 3^0.5)^2 - (2 - 3^0.5)^2
solve (y+1)^2 = 4
How do I find the x-intercept or the y-intercept?
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