Exploring Function Notation in Relations and Functions

f is a function of x

f divided by x

f plus x

f times x

Add the function to itself

Substitute the given value for the variable

Multiply the function by the variable

Divide the function by the variable

25

40

35

30

50

45

55

60

5x + 35

5x + 25

5x + 20

5x - 15

Because we added x to the function

Because we did not substitute anything for x

Because we substituted an expression for x

Because we substituted a number for x

Page 59, 23 to 29 even and page 60, 50 to 54 all

Page 59, 23 to 29 all and page 60, 50 to 54 odd

Page 59, 23 to 29 odd and page 60, 50 to 54 odd

Page 59, 23 to 29 odd and page 60, 50 to 54 all

Divide the function by the number

Add the number to the function

Subtract the number from the function

Multiply the function by the number

10x + 70

10x - 70

-10x - 70

-10x + 70

Evaluate f(3) and then divide by -2

Evaluate f(3) and then multiply by -2

Evaluate f(3) and then add -2

Evaluate f(3) and then subtract -2