Question

31.Calcule o valor aproximado de:
a)√44 + 2√99
b)2√24 - √54
c)-√252 + √28
d)√96+ √11 - 3√112

Answer 1

A ultima ñ consegui fazer!

Answer 2

a)
$2 \sqrt{11} + 6 \sqrt{11} \\ 8 \sqrt{11} \\ = 26.533 \infty$
b)
$4 \sqrt{6} - 3 \sqrt{6} \\ \sqrt{6} \\ = 2.449 \infty$
c)
$- 6 \sqrt{7} + 2 \sqrt{7} \\ - 4 \sqrt{7} \\ = 10.583 \infty$
d)
$4\sqrt{6} + \sqrt{11} - 3 \sqrt{112} \\ = - 18.634 \infty$