In Exercises 9-18, graph the function and its parent function. Then describe the transformation. (See Examples 2 and 3.) 10. f(x) = x – 6 the raph of the 9. g(x) = x + 4 11. f(x) = x² – 1 12. h(x) = (x + 4)² -
Percentage
A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.
Algebraic Expressions
In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.
Numbers
Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.
Subtraction
Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.
Addition
Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.
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35.
7. MODELING WITH MATHEMATICS At 8:00 A.M.,
the temperature is 43°F. The temperature increases
2°F each hour for the next 7 hours. Graph the
temperatures over time t (t = 0 represents 8:00 A.M.).
What type of function can you use to model the data?
Explain.
ch
A0DELING WITH MATHEMATICS You purchase a car
m a dealership for $10,000. The trade-in value of
e car each year after the purchase is given by the
function f(x) = 10,000 - 250x2. Identify the function
family to which f belongs.
36.
In Exercises 9-18, graph the function and its parent
function. Then describe the transformation. (See
Examples 2 and 3.)
9. g(x) = x + 4
10. f(x) = x - 6
the graph of the par
12. h(x) = (x + 4)2
11. f(x) = x2 - 1
gobonut
13. g(x) = |x – 5|
14. f(x) = 4 + |x|
15. h(x) = -x2
des 16. g(x) = -x
17. f(x) = 3
18. f(x) = -2"
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