Wiskunde Multiple Choice Vraag uit Gricha's Wiskundige Vragenbank

\(\large \frac {(b\,-\,a)^2} {a^2\,-\:b^2}= \)	A. 1
	B. 0
	C. \(\large \frac {a\,-\,b} {a\,+\,b} \)
	D. \(\large \frac {b\,-\,a} {a\,+\,b} \)
	E. \(\large \frac {-a\,+\,b} {a\,-\,b} \)
	F. − 2ab

[ 1219 - op net sinds 15.3.98-(e)-24.10.2023 ]

Translation in E N G L I S H

see above

Oplossing - Solution

$\frac{(b-a)^2}{a^2-b^2}=\frac{(b-a)(b-a)}{(a-b)(a+b)}=\frac{-(b-a)}{a+b}=\frac{a-b}{a+b}$

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