Name: _________________________ Score: ______ / ______ Algebra I Quarter 1 Exam Answer the questions below. Make sure to show your work when applicable. Solve the absolute value equation. Check your solutions. | 5x + 13| = –7 5x + 13 = -7 5x = -20 X = -4 Simplify the expression below. 6n2 - 5n2 + 7n2 6 – 5 + 7 = 8 =8n2 The total cost for 8 bracelets‚ including shipping was $54. The shipping charge was $6. Write an equation that models the cost of each bracelet
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Cami Petrides Mrs. Babich Algebra Period 4 April 1‚ 2014 Extra Credit Project 12. When you flip a light switch‚ the light seems to come on almost immediately‚ giving the impression that the electrons in the wiring move very rapidly. Part A: In reality‚ the individual electrons in a wire move very slowly through wires. A typical speed for an electron in a battery circuit is 5.0x10 to the -4th meters per second. How long does it take an electron moving at that speed to travel a wire 1.0
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Gregory Jenkins Hum/114 11/29/11 JAVONNA DANIELS Critical Thinking and Creative Problem Solving The reader has chosen Media Violence as his topic: Media violence promotes violent behavior is a problem. (1).The problem is that in the last four decades‚ the government and the public health amassed an impressive body of evidence identifying the impact of media violence on children. Since 1969‚ when
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Algebra 222 week 3 Quiz CLOSE WINDOW Week 3: Radicals and Rational Exponents‚ Date Submitted: 10/16/2014 1. Simplifying a sum or difference of radical expressions: Multivariate Simplify as much as possible. +8y48w3w3wy2 Assume that all variables represent positive real numbers. You answered correctly: 33wy3w 2. Rationalizing the denominator of a radical expression Rationalize the denominator and simplify. 611 You answered: 6611 Your answer is incorrect. The correct answer is:
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This pack of MATH 209 Week 2 Learning Team 1 consists of: Section 4.2: Exercise 52 Exercise 114 Section 4.3: Exercise 94 Exercise 98 Section 4.4: Exercises 78 and 86 Section 4.5: Exercise 98 Section 4.6 Exercises 88 and 96 Section 4.7: Exercises 88 Mathematics - General Mathematics Select three newly-learned math concepts‚ principles‚ or objectives from Week One or Two of the course. Discuss them in your teams to ensure everyone understands the selected math concepts or principles
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Algebra 222 week 4 Quiz CLOSE WINDOW Week 4: Quadratic Equations and Functions‚ Date Submitted: 10/26/2014 1. Finding the roots of a quadratic equation with leading coefficient 1 Solve for y . =+y2−3y40 If there is more than one solution‚ separate them with commas. If there is no solution‚ click on "No solution." You answered correctly: =y− 4‚1 2. Finding the roots of a quadratic equation with leading coefficient greater than 1 Solve for v . =2v2+3v2 If there is more than one solution
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Review of Algebra 2 s REVIEW OF ALGEBRA Review of Algebra q q q q q q q q q q q q q q q Here we review the basic rules and procedures of algebra that you need to know in order to be successful in calculus. Arithmetic Operations The real numbers have the following properties: a b b a ab a b c a b ab c ab ac In particular‚ putting a b and so b c b c ba c (Commutative Law) (Associative Law) (Distributive law) ab c a bc 1 in the
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Berkeley College-Spring-2013 MATH 210- Finite Math-Prof. Seaton Name: February 11‚ 2013 PRACTICE PROBLEMS FOR MIDTERM EXAM-ANSWERS 1) The total cost to produce 10 calculators is $100. The variable cost per calculator is $4. (a) Find the fixed cost 10 4 4 10 40 60 100 (b) What is the cost function? 4 60 2) An insurance company claims that its monthly revenue in dollars is given by R(x) = 125x and its monthly cost is:
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the Ds (in cm) for each color that you see on the coffee filter (there may not be three). Calculate the Rf for each color using the equation: Rf = Ds/Df 8. Repeat steps 1–7‚ except place about 2 cm of rubbing alcohol in each glass instead of water. 9. Clean up your work area. DATA: (8 points) Brand of marker used:___________ Chromatography Data Marker Color Solvent: water Df Colors Ds Rf Df Colors Ds Rf Df Colors Ds Rf Solvent: rubbing alcohol Df Colors
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Algebra 222 week 5 Quiz CLOSE WINDOW Week 5: Functions‚ Date Submitted: 11/03/2014 (Started On: 11/02/2014) 1. Inverse functions: Problem type 1 The one-to-one functions g and h are defined as follows. =g−4‚ 8‚ −2‚ 4‚ −1‚ 9‚ −9‚ 4 =hx−3x4 Find the following. g−19 = h−1x = ∘h−1h−1 = You answered: g−19 = 0 h−1x = 1 ∘h−1h−1 = −1 Your answer is incorrect. The correct answer is: g−19 = −1 h−1x = +x43 ∘h−1h−1 = −1 2. Domain and range from ordered pairs Suppose
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