# cm5_a - MAC 1105 Module Test 5 Name MULTIPLE CHOICE Choose...

This preview shows pages 1–3. Sign up to view the full content.

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: MAC 1105 Module Test 5 Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Find the requested value. 1) f(6) for f(x) = 3x + 1 if x < 1 6x if 6 ≤ x ≤ 9 6- 6x if x > 9 A) 36 B) 55 C) 4 D)- 30 Answer: A Objective: (2.3) Evaluate Piecewise- DeFned ¡unction Find the function value. 2) ¡or f(x) = - |x + 5|, Fnd f(1). A) 1 B)- 6 C) 6 D)- 5 Answer: B Objective: (2.3) Evaluate Absolute Value/Rational ¡unction Solve the problem. 3) If the average cost per unit C(x) to produce x units of plywood is given by C(x) = 300 x + 10 , what is the unit cost for 20 units? A) \$10.00 B) \$1.50 C) \$5.00 D) \$15.00 Answer: A Objective: (2.3) Solve Apps: Reciprocal ¡unctions Graph. 4) f(x) = 1 x- 4 x-4-2 2 4 6 y 4 2-2-4 x-4-2 2 4 6 y 4 2-2-4 1 A) x-4-2 2 4 6 y 4 2-2-4 x-4-2 2 4 6 y 4 2-2-4 B) x-4-2 2 4 6 y 4 2-2-4 x-4-2 2 4 6 y 4 2-2-4 C) x-4-2 2 4 6 y 4 2-2-4 x-4-2 2 4 6 y 4 2-2-4 D) x-4-2 2 4 6 y 4 2-2-4 x-4-2 2 4 6 y 4 2-2-4 Answer: D Objective: (2.3) Graph Reciprocal/Power/Root Function For the given function, ¡nd the indicated function value. 5) For f(x) = 3 x + 1 , ¡nd f(- 28). A)- 4 B) 3 C)- 3 D) Does not exist as a real number Answer: C Objective: (2.3) Evaluate Root or Power Function Solve the problem. 6) A salesperson gets a commission of \$1000 for the ¡rst \$10,000 of sales, and then \$500 for each additional \$10,000 or partial of sales. Let S(x) represent the commission on x dollars of sales. Find the value of S(75,000). A) \$3750 B) \$4250 C) \$4750 D) \$4500 Answer: D Objective: (2.3) Solve Apps: Piecewise- De¡ned Functions Determine if the function is concave up or concave down in the ¡rst quadrant....
View Full Document

{[ snackBarMessage ]}

### Page1 / 7

cm5_a - MAC 1105 Module Test 5 Name MULTIPLE CHOICE Choose...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online