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Beliebt Algebra >

solvefor x,x+2cosx=0

Lösung

löse nach

x, x + 2 cos (x) = 0

Lösung

x \approx - 1.02987

+1

Grad

x = - 59.00720 \dots^{\circ}

Schritte zur Lösung

x + 2 cos (x) = 0

Find the interval where both equation sides share the same range:

- 2 \leq x \leq 2

- 2 \leq x \leq 2

Find the difference function:

x + 2 cos (x)

x + 2 cos (x)

Extreme points of

x + 2 cos (x)

at

- 2 \leq x \leq 2

(- 2, - 2 + 2 cos (2)), (\frac{π}{6}, \frac{π}{6} + 3), (2, 2 + 2 cos (2))

Find the x-axis intersections

x \approx - 1.02987

Graph

Beliebte Beispiele

3/8 x+15= 1/6 x+10

\frac{3}{8} x + 15 = \frac{1}{6} x + 10

solvefor y,10x-2y=-6

so l v e f or y, 10 x - 2 y = - 6

2 x - 16 + 2 x = 28

x + \frac{x}{4} = - 5

solvefor y,5x-y=-3

so l v e f or y, 5 x - y = - 3