vereinfachen (sqrt(x^2+9)-5)(sqrt(x^2+9)+5)

Lösung

vereinfachen

(x^{2} + 9 - 5) (x^{2} + 9 + 5)

x^{2} - 16

Schritte zur Lösung

(x^{2} + 9 - 5) (x^{2} + 9 + 5)

Apply Difference of Two Squares

(x^{2} + 9 - 5) (x^{2} + 9 + 5) : x^{2} - 16

= x^{2} - 16

e x p an d d x (\frac{1}{3} sec^{3} (2 x) - sec (2 x))

e x p an d P (1, - 3) C (5, - 2)

e x p an d x^{2} (3 y d x + 4 x d y) - 3 x y d x

e x p an d (tan (x) - sin (x) sin (y)) d x + (cos (x) cos (y)) d y

e x p an d \frac{k ( k + 1 )}{2}