Mt. SAC - MATH 71 - Study Guide - Midterm

View Full Material##### School: Mt San Antonio College

##### Department: Applied Mathematics

##### Course: Intermediate Algebra

##### Professor: Albert Kirchgraber

##### Term: Spring 2019

##### Tags: Math 71

##### Name: Math 71

##### Description: Study guide

##### Uploaded: 04/28/2019

**3**Pages

**21**Views

**16**Unlocks

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##### School: Mt San Antonio College

##### Department: Applied Mathematics

##### Course: Intermediate Algebra

##### Professor: Albert Kirchgraber

##### Term: Spring 2019

##### Tags: Math 71

##### Name: Math 71

##### Description: Study guide

##### Uploaded: 04/28/2019

**3**Pages

**21**Views

**16**Unlocks

- Better Grades Guarantee
- 24/7 Homework help
- Notes, Study Guides, Flashcards + More!

Unformatted text preview: formulas YE Mxtb y-yMX-X) (220) the sto Chapters 1-4 Study Cruida 1.1 Solving Solve sorb ab. LCD-a-b (a-b) () =c(a-b) b-ca-cb breboca 661+c):ca bsite 5 Step kod problem 1. Identify each objective 2: assign a varieble Statement to each objective 3. use the info given and Sor a formula to set up your equations! 4: Solve 5. Label your answer with proper units cx The Selling Price of a calculator is $15. If the markup is 25. of the dealers Cosi, what is the dealers cost of the calculator? 1: Dealess cost of the cakulator 3. Deakers cost + mark up: Sching price X+.25=15 XT.SE 4 -23 - 25 x=12 5: Dealers cost :12Exponent Rules 1.(4x) = 4x study 2.1 2.2 Functions linear Funch.ons Domain: (3.37 + ++ mengelu Range:[1,5) Function: Yes 2: E(3,3) h Domain (-2 ) ang (00.3) Function: No 3 given F(x)=x2-3x+7 and g(x)=2x-3 -2.9(4)+3.f(4) -2/2 (4)-3] + 3 [64)?-364) +7] -2[5] 13 [] -10+33 24 Two variable linear equations Axtby:C X-int I 1 y-int Axtby c solve for y Yongxtb (x,y) Slopery intercept Zero Slope - Slot slope undefined sope atudE Ex- =X3- 31 undefinca Ex:y=-3x+1 b:4 M -3 + th - Slope Ex: Zoo Sope 2.5 Point Slope cocation of a lie Ex. Find the equation of the lies with Slope equal to 3 passing 62,9 yomxth (24) Yg+b 4:3(-2)+b ya xt 4:+6:36 ex: Find the equatige of the line passing through, 17-36,4) M: 7-7 - M: Mis undefined eeuatica x=1 Yamxtb 1 (graph) Der Two lines are parallel if their Slopes are crual Del: Two lines are perpendicular if their slopes are negative secipelicals of each other M3-,m=3

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