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Chapter 1: Q11. (page 49)

Examples 4 and 5 If f(x)=6x+7and g(x)=x2鈭�4,find each value. (P. 49)

f(鈭�3)

Short Answer

Expert verified

The function value atf鈭�3 is -11.

Step by step solution

01

Step 1. Interpreting of function.

f鈭�3Indicates the value of functionfx atx=鈭�3

02

Step 2. Apply substitution method.

Substitutex=鈭�3 into the functionfx

03

Step 3. Calculation.

The function value at -3is calculated as follows:

f鈭�3=6鈭�3+7=鈭�18+7=鈭�11

Thus, the function value at -3is -11.

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Most popular questions from this chapter

Write a verbal expression for each algebraic expression.

12a+6b7

Write a verbal expression for each algebraic expression.

a2鈭�18b

Estimate each square root to the nearest whole number.

152

Which expression best represents the perimeter of the rectangle.

F)鈥夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌�r49G)鈥夆赌夆赌夆赌夆赌夆赌夆赌�l+wH)鈥夆赌夆赌夆赌夆赌夆赌�2l+2wJ)鈥夆赌夆赌夆赌夆赌夆赌�4(l+w)

Evaluate each expression.

29鈭�39鈭�4
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