Wiki-Quellcode von Lösung Ausmultiplizieren

Zuletzt geändert von Holger Engels am 2024/01/15 21:03

author	version	line-number	content
		1	a) {{formula}} (a+b)(a-b) = a^2 - ab + ba - b^2 = a^2 - b^2{{/formula}}
		2
		3	b) {{formula}} -(a + 2) (b - 2) = -(ab-2a+2b-4) = ab+2a-2b-4{{/formula}}
		4
		5	c) {{formula}} \frac{2}{3} (9a-6b) = 6a-4b{{/formula}}