CALCULUS:GRAPHICAL,NUMERICAL,..-PACKAGE
5th Edition
ISBN: 9780133320381
Author: Finney
Publisher: SAVVAS L
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In Exercises 7-10, evaluate each function at the given values of the independent variable
and simplify.
7. f(x) = 5-7x
a. f(4)
b. f(x + 3)
c. f(-x)
8. g(x) = 3x²5x+2
a. g (0)
b. g (-2)
c. g(x - 1)
d. g (-x)
9. g(x) =
[√x-4
4-x
a. g (13)
b. g (0)
c. g (-3)
10. f(x) =
x² - 1
1
x
12
a. f(-2)
b. f(1)
c. f(2)
if x ≥ 4
if x < 4
if x #1
if x = 1
Exercises 57-60: Decide whether the function f is constant,
linear, or nonlinear.
57. f(x) = 8 – 3x
58. f(x) = 2x² = 3x = 8
59. f(x) = |x + 2|
60. f(x) = 6
%3D
There were around 70,000 black rhinos in the world in 1970. After that, their population declined by a rate of 12.6% annually. Which function best describes the number of black rhinos remaining x years after 1970?
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- Demonstrate that the equation – 5x + |– 9y| = 10 does not represent a function by picking an input value of x for which there are at least two different corresponding output values of y. the chosen value for x, along with the two corresponding values of y below. Do not use a = 0. Enter Also, make sure all fractional answers are reduced. When x = y = and y = Question Help: DPost to forum Submit Question esc Search or type URI ! @ %23 2$ % 1 2 3 4 5 Q W E R cab くO ヒ 个arrow_forwardGraph the function h (x) = ++3. 3 10- -10 -6 10 -10- - ogarrow_forwardGraph the function.d(x) = x^2+3x-4/x-3arrow_forward
- A linear function y = f(x) has an x-intercept of -9 and a y-intercept of 2. The function undergoes the transformation y = f(x+h), h +0. Compared to the function y = f (x), the transformation of y = f (x +h) will have _ i to the x-intercept and ii _to the y-intercept. 9. The statement above is best completed by the answers in row: Row i ii a change a change no change no change no change a change a change no changearrow_forward2. The height, h, in feet, of an object thrown upward from a height of 144 feet is a function of time, t, in seconds. The height can be determined by the function h(t) = -16t^2 + 128t + 144. What is the height of the object at 3 seconds? * (25 Points) %3D h(t) = -161 + 1281 + 144 Enter your math answerarrow_forwardIn the image belowarrow_forward
- A study by the National Highway Traffic Safety Administration found that driver fatality rates were highest for the youngest and oldest drivers. The rates per 1000 licensed drivers for every 100 million miles may be approximated by the function ƒ(x) = k(x - 49)6 + 0.8, where x is the driver’s age in years and k is the constant 3.8 * 10-9. Find and interpret the rate of change of the fatality rate when the driver is a. 20 years old; b. 60 years oldarrow_forwardHelparrow_forwardExercises 11-14: Sketch a graph of the function. 11. f(x) = -3x² + 3 12. g(x) = 2(x – 1)² – 3 13. f(x) = -|x + 3| 14. f(x) = V2 – xarrow_forward
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