Question

efetue
a: √15 :√3
b: √5.√7
c: √28.√21
d:√16x+√9x-√36x

Answer 1

A) $\sqrt{5}$

B)$\sqrt{35}$

C)$\sqrt{588} =14 \sqrt{3}$

D)$4x+3x-6x=x$

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