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Popular Functions >

f(z)=2z^4-16z^3+20z^2-7

Solution

f (z) = 2 z^{4} - 16 z^{3} + 20 z^{2} - 7

Solution

Domain : - \infty < z < \infty

Range : f (z) \geq - 257

X Intercepts : (- 0.49619 \dots, 0), (6.46651 \dots, 0), Y Intercepts : (0, - 7)

Asymptotes : None

Extreme Points : Minimum (0, - 7), Maximum (1, - 1), Minimum (5, - 257)

+1

Interval Notation

Domain : (- \infty, \infty)

Range : [- 257, \infty)

Solution steps

Domain of

2 z^{4} - 16 z^{3} + 20 z^{2} - 7 : - \infty < z < \infty

Range of

2 z^{4} - 16 z^{3} + 20 z^{2} - 7 : f (z) \geq - 257

Axis interception points of

2 z^{4} - 16 z^{3} + 20 z^{2} - 7 :

X Intercepts

: (- 0.49619 \dots, 0), (6.46651 \dots, 0),

Y Intercepts

: (0, - 7)

Asymptotes of

2 z^{4} - 16 z^{3} + 20 z^{2} - 7 :

None

Extreme Points of

2 z^{4} - 16 z^{3} + 20 z^{2} - 7 :

Minimum

(0, - 7),

Maximum

(1, - 1),

Minimum

(5, - 257)

Graph

Popular Examples

f(x)= 1/2 x^2(x+4)(2x+1)^2(x-2)^3(x-4)^2

f(x)=x^2-8ln(x)

y=(9x^3+1)^2sin(5x)

f(x)=x^3-8x^2+3

Frequently Asked Questions (FAQ)

What is the f(z)=2z^4-16z^3+20z^2-7 ?
The f(z)=2z^4-16z^3+20z^2-7 is