chapter 7 test prep 7-7: operations with functions 7-7: composition of functions 7-8: inverse of...
TRANSCRIPT
Chapter 7 Test Prep
7-7: Operations with Functions
7-7: Composition of Functions
7-8: Inverse of relations and functions
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7-3 & 7-5: Solving Polynomial Equations
7-5: Writing a Polynomial Equation given Roots
7-3: Solving Equations with Rational Exponents (Honors only)
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2 2Given 12 and 5 18 8
find
f x x x g x x x
g f x
7-7: Operations on Functions
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24 17 4g f x x x
2 2Given 12 and 5 18 8
find
f x x x g x x x
g f x
7-7: Operations on Functions
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7-7: Operations on Functions
2 2Given 12 and 5 18 8
find
f x x x g x x x
fx
g
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35 2
f xx
g x
7-7: Operations on Functions
2 2Given 12 and 5 18 8
find
f x x x g x x x
fx
g
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7-7: Operations on Functions
2 2Given 6 and 3 2 1
find
f x x x g x x x
f g x
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4 3 23 19 13 6f g x x x x x
7-7: Operations on Functions
2 2Given 6 and 3 2 1
find
f x x x g x x x
f g x
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7-7: Operations on Functions
4Given 3 2 and
2
find
xf x x g x
x
f g x
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23 14 8
2x x
f g xx
7-7: Operations on Functions
4Given 3 2 and
2
find
xf x x g x
x
f g x
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7-7: Operations on Functions
4Given 3 2 and
2
find
xf x x g x
x
gx
f
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2
43 4 4
g xx
f x x
7-7: Operations on Functions
4Given 3 2 and
2
find
xf x x g x
x
gx
f
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7-7: Operations on Functions
4Given 3 2 and
2
find
xf x x g x
x
f g x
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23 4 2
2x x
f g xx
7-7: Operations on Functions
4Given 3 2 and
2
find
xf x x g x
x
f g x
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7-7: Operations on Functions
4Given 3 2 and
2
find
xf x x g x
x
g f x
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23 5 8
2x x
g f xx
7-7: Operations on Functions
4Given 3 2 and
2
find
xf x x g x
x
g f x
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7-7: Composition of Functions
2Given 3 2 and 2 5
find
f x x g x x x
g f x
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218 9 2g f x x x
7-7: Composition of Functions
2Given 3 2 and 2 5
find
f x x g x x x
g f x
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7-7: Composition of Functions
2Given 3 2 and 2 5
find
f x x g x x x
f g x
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26 15 2f g x x x
7-7: Composition of Functions
2Given 3 2 and 2 5
find
f x x g x x x
f g x
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7-7: Composition of Functions
3 2Given 5 and 2 4 3
find
d x x h x x x x
h d x
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7-7: Composition of Functions
3 2Given 5 and 2 4 3
find
d x x h x x x x
h d x
3 2250 100 15h d x x x x
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7-7: Composition of Functions
2 2Given 4 +1, 3 8 and 5
find 2
k x x r x x b x x x
r b
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7-7: Composition of Functions
2 2Given 4 +1, 3 8 and 5
find 2
k x x r x x b x x x
r b
2 50r b
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7-7: Composition of Functions
2 2Given 4 +1, 3 8 and 5
find 2
k x x r x x b x x x
b k r
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7-7: Composition of Functions
2 2Given 4 +1, 3 8 and 5
find 2
k x x r x x b x x x
b k r
204b k r x
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2Find the inverse of 6 5.y x
7-8: Inverse of Relations and Functions
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7-8: Inverse of Relations and Functions
1 11 6 306 30 or
6 6x
y x y
2Find the inverse of 6 5.y x
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7-8: Inverse of Relations and Functions
2Find the inverse of .
4x
yx
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1 14 4 or
2 2x x
y yx x
7-8: Inverse of Relations and Functions
2Find the inverse of .
4x
yx
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Find the inverse of the function and then
graph the function and its inverse.
4 8f x x
7-8: Inverse of Relations and Functions
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1 12
4f x x
7-8: Inverse of Relations and Functions
Find the inverse of the function and then
graph the function and its inverse.
4 8f x x
1f x f x
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7-8: Inverse of Relations and Functions
Find the inverse of the function and then
graph the function and its inverse.
1 3
2f x x
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1 2 6f x x
7-8: Inverse of Relations and Functions
Find the inverse of the function and then
graph the function and its inverse.
1 3
2f x x 1f x
f x
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4 2Solve. 9 8 0x x
7-3 & 7-5: Solving Polynomial Equations
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2 2, 1
7-3 & 7-5: Solving Polynomial Equations
4 2Solve. 9 8 0x x
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7-3 & 7-5: Solving Polynomial Equations
3Solve. 27 0x
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3 3 33,
2i
7-3 & 7-5: Solving Polynomial Equations
3Solve. 27 0x
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7-3 & 7-5: Solving Polynomial Equations
3 2Solve. 3 5 2 0x x x
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20, , 1
3
7-3 & 7-5: Solving Polynomial Equations
3 2Solve. 3 5 2 0x x x
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7-3 & 7-5: Solving Polynomial Equations
4Solve. 144 0x
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2 3, 2 3i
7-3 & 7-5: Solving Polynomial Equations
4Solve. 144 0x
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7-3 & 7-5: Solving Polynomial Equations
2Solve. 6 15 0x
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102
7-3 & 7-5: Solving Polynomial Equations
2Solve. 6 15 0x
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7-3 & 7-5: Solving Polynomial Equations
2Solve. 3 6 4 0x x
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3 33i
7-3 & 7-5: Solving Polynomial Equations
2Solve. 3 6 4 0x x
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7-3 & 7-5: Solving Polynomial Equations
4 3 2Solve. 4 3 0x x x
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10, , 1
4
7-3 & 7-5: Solving Polynomial Equations
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4 3 2Solve. 4 3 0x x x
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7-5: Writing a Polynomial Equation given roots
Write a polynomial equation with integral coefficients that has
the given roots.
2, 5i
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3 22 25 50 0x x x
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7-5: Writing a Polynomial Equation given roots
Write a polynomial equation with integral coefficients that has
the given roots.
2, 5i
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7-5: Writing a Polynomial Equation given roots
Write a polynomial equation with integral coefficients that has
the given roots.
3, 4, 7i
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4 3 237 49 588 0x x x x
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7-5: Writing a Polynomial Equation given roots
Write a polynomial equation with integral coefficients that has
the given roots.
3, 4, 7i
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7-5: Writing a Polynomial Equation given roots
Write a polynomial equation with integral coefficients that has
the given roots.
6 3i
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2 12 45 0x x
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7-5: Writing a Polynomial Equation given roots
Write a polynomial equation with integral coefficients that has
the given roots.
6 3i
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7-3: Solving Equations with Rational Exponents
2 13 3Solve. 3 2 0x x
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1, 8
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7-3: Solving Equations with Rational Exponents
2 13 3Solve. 3 2 0x x
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7-3: Solving Equations with Rational Exponents
12Solve. 2 8 0x x
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16
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7-3: Solving Equations with Rational Exponents
12Solve. 2 8 0x x
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7-3: Solving Equations with Rational Exponents
2 13 3Solve. 2 7 5 0x x
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125,1
8
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7-3: Solving Equations with Rational Exponents
2 13 3Solve. 2 7 5 0x x
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7-3: Solving Equations with Rational Exponents
1142Solve. 4 12 0x x
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16
7-3: Solving Equations with Rational Exponents
1142Solve. 4 12 0x x