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Intermediate Algebra

OPENSTAX

$Math Studyset Vaia Explanations$ Math

OER 2017 Edition · 1346 pages

ISBN: 9780998625720

Chapter 3: Q. 336 (page 328)

How do you find the value of a function?

Short Answer

Expert verified

The value of a function is the quantity assumed by the function for the values of the variable.

Step by step solution

01

Given information

The value of a function .

The value of a function can be find by assume some value of the variable assumed to the function

02

Example to find value of a function

Lets assume a function

$f (x) = 2 x + 5 L e t, x = 3 S u b s t i t u t e x = 3 i n t h e g i v e n f u n c t i o n f (x) a n d f i n d f (3) f (3) = 2 (3) + 5 f (3) = 11$

The value of the function at x=3 is 11

The value of the function is found by substituting the x value in the given function f(x)

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Most popular questions from this chapter

Graph the equation $y = - \frac{5}{3} x + 4$ by plotting the points.

Graph the equations $y = 5 x, y = 5$ .

Graph the equation $y = - \frac{3}{2} x + 2$ by plotting the points.

Graph the equations $y = 2 x, y = 2$ .

Find the equation of a line with given slope and y-intercept and write the equation in slope-intercept form.

Slope $- 4$ and y-intercept $(0, 0)$ .

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