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Solved Examples
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ccc What are the values of the function rule f (x) = 5 x - x2, for x = 2, 3, 4 and 5?
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ccc What are the values of the function rule f(x) = 6x2 - 5, if x = -2, -1, 0 and 1? ccc View Solution
ccc Which of the following rules satisfies the table?
Input(x)4567
Output f(x)20294053

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ccc What are the values of the function rule f(x) = 4x2 - 4, for x = - 3, 0, 3, 4? ccc View Solution
ccc Which of the following rules represents the quadratic function?
Input x2345
Output f(x)-6-24-52-90

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ccc Write a rule for the quadratic function.
Input x0345
Output f(x)-4234471

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ccc What are the values of the function f(x) = x2 - 2x + 1, for vx = - 4, - 3, 0, 3?
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ccc The area of a park is 840 square feet. If the width of the park (in feet) varies from 4, 5, 6, 7, then what are the possible values of the length of the park (in feet), keeping the area the same?
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ccc What are the values of the function rule f(x) = 8x + 2, for x = 3, 5, 7, 9?
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ccc What are the values of the function rule f(x) = x2 + 2x + 2, if ita(x) = -2, -1, 0 and 1?
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ccc Which of the following rules satisfies the table?
Input(x)3456
Output f(x)4112031
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ccc Which of the following rules represents the quadratic function?
Radius in inches r46810
Area of circle A(r)16π36π64π100π

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ccc What are the values of the function rule f(x) = 4x2 + 4, for x = - 2, 0, 2 and 3? ccc View Solution
ccc What are the values of the function rule f(x) = 9x2 - 4, for x = -4, -3, 0, 3? ccc View Solution
ccc Which of the following rules represents the quadratic function?
Input x2345
Output f(x)244880120
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ccc Which of the following rules give the input - output relationship for the quadratic function?
Input (x)0567
Output y6-94-138-190

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ccc What are the values of the function rule f(x) = - 5x2 + 3x, for x = - 3, 0, 3, 5?
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ccc The missile fired in a war takes a trajectory path described by the function h = 93t - 6t2, where h is the height of the missile after a time of t seconds. What will be the height of the missile after a time of 4 seconds? ccc View Solution
ccc Write a rule for the quadratic function given in the table.
x2345
f(x)163664100
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ccc Gibson invests $150 in a business and gets an interest of 10% compounded annually. The function f(x) = 150(1.10)x describes the amount after x years. Which of the following quadratic functions represents the rule for 2, 5, 8, 10 years? ccc View Solution
ccc What are the values of the function rule f (x) = 6x + x2, for x = 3, 4, 5 and 6? ccc View Solution
ccc What are the values of the function rule f (x) = 6 x - x2, for x = 3, 4, 5 and 6?
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ccc What are the values of the function rule f(x) = 2x2 - 3, if x = -4, -3, 2 and 3? ccc View Solution
ccc What are the values of the function rule f(x) = 6x - 3, for x = 2, 4, 6, 8?
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ccc In a biological research laboratory, the number of bacteria produced (output) is a function of the number of the experiments conducted (input). The function rule is f (x) = 0.2x2 - 0.6x. Which of the tables satisfies the given condition? ccc View Solution
ccc Which of the following rules satisfies the table?
Input(x)5678
Output f(x)34455873

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ccc What are the values of the function rule f(x) = 3x2 - 4, for x = - 2, 0, 2, 3? ccc View Solution
ccc Which of the following rules represents the quadratic function?
Input x1234
Output f(x)3-2-15-36

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ccc Write a rule for the quadratic function.
Input x0345
Output f(x)-44176121

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ccc What are the values of the function f(x) = x2 - 4x + 3, for vx = - 4, - 3, 0, 3?
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ccc What are the values of the function rule f(x) = 8x + 3, for x = 4, 6, 8, 10?
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ccc The function rule f(x) = 10x gives the height of a tree in inches as a function of years. Which of the following quadratic functions represents the rule? ccc View Solution
ccc Which of the following rules represents the quadratic function?
Radius in inches r2468
Area of circle A(r)16π36π64π

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ccc What are the values of the function rule f(x) = x2 + 4x + 1, if ita(x) = -1, 0, 1 and 2?
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ccc The area of a park is 120 square feet. If the width of the park (in feet) varies from 2, 3, 4, 5, then what are the possible values of the length of the park (in feet), keeping the area the same?
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ccc What are the values of the function rule f(x) = 8x2 - 3, for x = -5, -4, 0, 4? ccc View Solution
ccc Which of the following rules give the input - output relationship for the quadratic function?
Input (x)0456
Output y7-121-193-281

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ccc What are the values of the function rule f(x) = - 4x2 + 9x, for x = - 3, 0, 3, 5?
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ccc The missile fired in a war takes a trajectory path described by the function h = 76t - 4t2, where h is the height of the missile after a time of t seconds. What will be the height of the missile after a time of 5 seconds? ccc View Solution
ccc What are the values of the function rule f (x) = 8x - x2, for x = 5, 6, 7 and 8? ccc View Solution
ccc What are the values of the function rule f(x) = 9x - 7, for x = 2, 4, 6, 8?
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ccc Which of the following rules satisfies the table?
Input(x)2345
Output f(x)-231019
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ccc What are the values of the function rule f(x) = 3x2 + 2, for x = - 1, 0, 1 and 2? ccc View Solution
ccc Which of the following rules represents the quadratic function?
Input x1234
Output f(x)133669112
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ccc Which of the following rules satisfies the table?
INPUT(x)2345
OUTPUT3122748
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