Given the numbers:
A=8/3+5÷(1-2/5) ; B=(55×10³×2¹⁰)/(10⁴×2⁹) ; C=(4+√5)(4-√5) ; D=2√45+√81-3√20+2
then A=B=C=D
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Questão 6
Questão
Given: X=3√27+√48+√75 and Y=√12-2√48+√192.
1) Write X and Y in the form of a√b.
2) Compare X and Y.
3) Rationalize the denominator of: X/(Y+1)
4) Assume that the dimensions of the rectangle ABCD are U and V where U=√XY and V=X+Y.
Calculate U and V, then evaluate the area of ABCD.