#1139 · Algebra · Exponentials & logarithms
Rationalising Factor for Cube and Square Roots
Find a factor which will rationalise .
H. S. Hall & S. R. Knight, Higher Algebra (1891) · Ch. VIII. Surds and Imaginary Quantities, Examples VIII.a, No. 7
Stuck? A gentle nudge
Your answer
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Type naturally — sqrt, pi, / and ^ become notation. Any equivalent form is accepted. Press Enter to check.
Checked against the answer in H. S. Hall & S. R. Knight, Higher Algebra (1891).