erweitern (sqrt(17)-3)(sqrt(6)+sqrt(2))

Lösung

erweitern

(17 - 3) (6 + 2)

102 + 34 - 36 - 32

Dezimale

4.33934 \dots

Schritte zur Lösung

(17 - 3) (6 + 2)

Wende Ausklammerungsregel an (VANI):

(a + b) (c + d) = a c + a d + b c + b d

(17 - 3) (6 + 2) = 176 + 172 - 36 - 32

= 176 + 172 - 36 - 32

176 = 102

172 = 34

= 102 + 34 - 36 - 32

e x p an d \frac{s ^{2} + 12}{( s ^{2} + 9 ) ( x + 2 ) ( x + 1 ) ( x - 1 )}

e x p an d 6 (4 a)

e x p an d \frac{12 x - 4 x ^{2}}{( x + 3 ) ^{2}}

e x p an d n o t ab l e (a - ab)^{2}

e x p an d (x - (- \frac{1}{2})) (x - (- 2)) (x - 4) (x - 6)