Wiskunde Multiple Choice Vraag uit Gricha's Wiskundige Vragenbank

$\sqrt{8}+\sqrt{18}$ is gelijk aan	A. \(\sqrt{26}\)
	B. \(2\sqrt{13}\)
	C. \(2(\sqrt2+\sqrt3)\)
	D. \(7\)
	E. \(5\sqrt2\)

[ 3-1046 - op net sinds 4.2.13-(E)-5.5.2025 ]

Translation in E N G L I S H

$\sqrt{8}+\sqrt{18}$ is equal to	A. \(\sqrt{26}\)
	B. \(2×\sqrt{13}\)
	C. \(2×(\sqrt2+\sqrt3)\)
	D. \(7\)
	E. \(5×\sqrt2\)

Oplossing - Solution

$\sqrt{8}+\sqrt{18}=\sqrt{4.2}+\sqrt{9.2}=2\sqrt{2}+3\sqrt{2}=5\sqrt{2}$

gricha