CHAP 4 REVIEW

X9 c x 2 d x 2 e x7 f y 21 g x 6 h x 7 i

Info iconThis preview shows page 1. Sign up to view the full content.

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

Unformatted text preview: ) e. For what value of x does f(x) = - 23? 21) Given: f(x) = x + 10, g(x) = x2 , h(x) = 3x - 2 SIMPLIFY COMPLETELY SHOW ALL WORK a. f(- 3) b. g(2k) c. h(k + 2) d. (f ∘ h)(2t) e. (g ∘ f)( - 1) f. For what value of x does h(x) = 43? 22) All items in an ice cream truck cost $0.93 per item. a. Fill in the chart with the correct response for the total cost C(x) if x items are purchased. b. Write the linear function which gives C(x). 23) Tell whether each of the following is reflexive, symmetric, or transitive. Which are equivalence relations? a. ʺis equal toʺ b. ʺIs married toʺ Answer Key Testname: T101 CHAP 4 REVIEW SP10 1) a. b. c. 2) a. b. c. 3) a. b. c. d. e. 2x x - 8 5x + 2 x + (x + 1) = 2x + 1 3 + 2n 5x - 3 2n + 8 2.50 + .50 n x + (x + 2) = 2x + 2 4s + 3000 d Derek: d - 26; Mark: + 26 2 4) a. x = 21 b. x = 9 c. x = - 2 d. x = - 2 e. x = 7 f....
View Full Document

This document was uploaded on 03/12/2014 for the course T 101 at Indiana SE.

Ask a homework question - tutors are online