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Popular >

f(x)=7x^2+9x-14x^3+21

Solution

f (x) = 7 x^{2} + 9 x - 14 x^{3} + 21

Solution

Domain : - \infty < x < \infty

Range : - \infty < f (x) < \infty

X Intercepts : (1.54475 \dots, 0), Y Intercepts : (0, 21)

Asymptotes : None

Extreme Points : Minimum (- \frac{- 7 + 427}{42}, \frac{616 - 61 427}{378} + 21), Maximum (\frac{7 + 427}{42}, \frac{616 + 61 427}{378} + 21)

+1

Interval Notation

Domain : (- \infty, \infty)

Range : (- \infty, \infty)

Solution steps

Domain of

7 x^{2} + 9 x - 14 x^{3} + 21 : - \infty < x < \infty

Range of

7 x^{2} + 9 x - 14 x^{3} + 21 : - \infty < f (x) < \infty

Axis interception points of

7 x^{2} + 9 x - 14 x^{3} + 21 :

X Intercepts

: (1.54475 \dots, 0),

Y Intercepts

: (0, 21)

Asymptotes of

7 x^{2} + 9 x - 14 x^{3} + 21 :

None

Extreme Points of

7 x^{2} + 9 x - 14 x^{3} + 21 :

Minimum

(- \frac{- 7 + 427}{42}, \frac{616 - 61 427}{378} + 21),

Maximum

(\frac{7 + 427}{42}, \frac{616 + 61 427}{378} + 21)

Popular Examples

x = t - \frac{t ^{3}}{3}

y = 200 cos (x)

f (x) = 9 x - x^{9}

f(x)=x^2+7x-116

f (x) = x^{2} + 7 x - 116

y = (\frac{1}{2}) \cdot x^{2}

Frequently Asked Questions (FAQ)

What is the f(x)=7x^2+9x-14x^3+21 ?
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