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    Basic Algebra

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    Employing the quadratic equation

    ? Simplify radical expressions. ? Perform operations with radical expressions. ? Solve radical equations. ? Solve a quadratic equation using the quadratic formula

    Are low math scores being affected by the use of manupulatives?

    A. Problem Statement 1. Are low math scores being affected by the use of manupulatives? Are Algebra Tiles effective for raising TAKS Math scores in High School students? 2. Describe at least three symptoms of the problem or pieces of evidence that illuminate the problem above. B. Literature Search: Find materials relevant

    Algebra word problems

    Environmental and wildlife preservation ensures future generations will have available resources and can enjoy the beauty of Earth. On the other hand, some of the damage humans have already done to the environment is expensive and time consuming to eradicate. Application Practice Answer the following questions. Use Equati

    Algebra Homework

    Please see attached document for the complete details of the problem. SECTION 4.1 The power of the power rule: # 50 The power of a Quotient rule: # 66 Simplify, all variables represent nonzero real numbers: #72 SECTION 4.2 Negative Integral Exponents: #26 The rules of Integra

    Quadratic Equation Word Problems

    1. A rectangular garden has dimensions of 15 feet by 11 feet. A gravel path of uniform width is to be built around the garden. How wide can the path be if there is enough gravel for 192 square feet? 2. A business invests $8,000 in a savings account for two years. At the beginning of the second year, an additional $2,500 is

    Quadratic discriminant

    1. What is the discriminant? When do you use quadratic formula to solve a quadratic equation? 2. What square root property is essential to solve any radical equation involving square root? 3. Solve the equation x^2+8x-2=0 using both (a) the quadratic formula (b) completing the square (c) prepare a paragraph or two comp

    Algebra - Solving Quadratic Equations

    A. Solve the equation x^2 + 8x - 2 = 0 using both the quadratic formula and by completing the square. B. Briefly compare and contrast the two methods. Please show all work and be as detailed as possible.

    Primitive root and its residue set

    I need help with this problem. It has two parts a) and b). (a) Show that if m is a number having primitive roots, then the product of the positive integers less than or equal to m and relatively prime to is congruent to -1(mod m). (b) Show that the result in (a) is not always true if m does not have primitive roots.

    Expressions and Equations

    See attachment for complete formulas Section 9.1: Use the product rule to simplify. All variables represent nonnegative real numbers. 64. Section 9.2: Evaluate each expression. 38. 25 Section 9.3: Simplify each expression. 88. Section 9.4 - Divide and Simplify 30. Section 9.5: Sol

    Practice work Sheet Math 209

    Practice Worksheet Week2 Chapter 5 Section 5.2 Factor each polynomial completely. 62. x3 2x2 y2 + xy3 Section 5.4 Factor each trinomial using the ac method. 38. Section 5.5 Factor each polynomial completely 66. 72. Section 5.6 Solve each equation 58. 66. Solve each problem. 98. Avoiding a col

    Diagonal brace, foul ball and sharing costs

    1.Diagonal brace. The width of a rectangular gate is 2 meters (m) larger than its height. The diagonal brace measures square root 6 m. Find the width and height. 2.Foul ball. Suppose Charlie O'Brian of the Braves hits a baseball straight upward at 150 ft/sec from a height of 5 ft. a) Use the formula to determine how lon

    Fundamental Operations on Polynomials and Factoring

    A.Find p(x) + 3q(x) p(x) = 2x^4 + 15x^3 - 10x^2 + 14 q(x) = 35x^4 - 16x^2 + x - 11 b.Find P(-1/2) if P(x) = 4x^4 -2x^3 + 17 c.Simplify: (-3x + 4x^2 + 6x^3) - (4 - x + 2x^3) - (-6x^2 + y) d.Add: (10x^2 + 3y^2 - 6z^2 + xy + 4yz + 2xz) + (2x^2 - y^2 + 5z^2 - 2xy + 7yz - 3xz) e.Multiply: (2x - 3y)^2 f.Multiply:

    Algebra Word Problems: Fishing, Box and Painting Example

    1. Gone fishing. Debbie traveled by boat 5 miles upstream to fish in her favorite spot. Because of the 4-mph current, it took her 20 minutes longer to get there than to return. How fast will her boat go in still water? t=d/r x=rate of boat 2. Open-top box. Thomas is going to make an open-top box by cutting equal squares fr

    Several algebra problems explained in this solution

    1) Find the domain of the following: a) Answer: b) Answer: Explain how you obtained your answer here: c) Answer: Show your work or explain how you obtained your answer here: d) Answer: Explain how you obtained your answer here: 2) Describe the transformations on the following graph o

    Algebra: graph plotting

    Hi. I've been given a table of data with the following columns: Date Time (hours) Rainfall(mm) In each column, values have been given. The first question that is required of me is to plot rainfall intensity (mm/h) against time in hourly steps. I think this is pretty straight forward. The second q

    Determining Reconciled Balance: Example Problem

    The December 31 checkbook balance of the Advance Co. was $5,691.99. The ending bank statement balance was 4,890.18. Checks in the amount of $691.50 were outstanding. The statement failed to reflect a deposit in the amount of $1,433.84. The monthly service charge was $37.65. The bank paid interest on their average

    Reconciled balance banking

    The bank statement for Burton Co. revealed a balance of $1,475.00 while the checkbook balance showed a balance of $1,822.00. Outstanding checks totaled $185.00. A check printing charge of $35.00 appeared on the bank statement. There was a $76.00 NSF check reported on the bank's statement. A deposit in the amount of $735.00 w

    Algebra: factoring instructions

    These questions are very similar to the ones that will be on an exam so please review responses for accuracy, simplfy when asked on instructions, and be as detailed as possible for studying purposes. Thanks,

    Demand for Tropical Pools Formula

    Attached is a copy of my study guide that I am studying this week. There are three questions. Please, please, please double check for accuracy. It would be nice to have a detailed explanation that will assist me for studying purposes. Section 6.2 70. Perform the indicated operation. Section 6.4 Perform the i

    Equations

    A discount store sold plastic cups for $3.50 each and ceramic cups for $4 each. If 400 cups were sold for a total of $1,458, how many cups of each type were sold? What was the dollar value of each type of cup sold?

    Exponents Response

    Please explain how you come up with the answer after solving the problems. Thanks a. [(6x5y3z) * 3x2] / (2xy2z5) b. (2)0/3 c. (u5z8 ) / (z-5u-4 ) d. -(4a4b7)3 e. [(9a3)/(10b4)]-2 f. (6x5y2z-4)/(4x-2y4z-1) g. 251/2/102

    Quadratic Equations and Completing the Square

    2 Separate problems: Solve by completing the square: x^2 + x +10 = 0 Solve: A record for free-fall to the ground without a parachute is 175 ft. How long did the fall take, using the formula s=16t^2

    quadratic equation for solving word problems

    Solve: Billy's Designs has determined that when x motorcycles are built, the average cost per bicycle is given by C(x) = 0.5X^2 - 0.6x + 2.265, where C(x) is in hundreds of dollar. how many motorcylces should the shop build to minimize the average costs? Solve: Write a quadratic equation in the variable x using the give

    Quadratic Equation Word Problems

    1:The outside of a frame measures 14 in by 20 in. 224 in^2 of the picture shows. Find the thickness of the frame? 2:The outside of a frame measures 11 in by 12 in. 30 in^2 of the picture shows. Find the thickness of the frame? 3: A car travels 910 mi at a certain speed. if the speed had been 5 miles per hour faster, the tr

    Quadratic Equations and Functions

    Solve for the indicated letter: R = 11b/C^2, for C Determine the nature of the solutions of the equation x^2 + 15 = 0 Choose the nature of the solutions of the equations 1: 1 Real Solution 2: 2 real solutions 3: 2 Imaginary solutions

    Evaluating expressions for a purpose

    1. Evaluate: -2 x 5 + ((-1)^3 - 2)^2 (NOTE) The negative 1 is in a parenthesis by itself. 2. Simplify -4(-6u + y) + (4y + 6u). 4. Rewrite without an exponent (5/7)^2 5. Write 888 in scientific notation 6. Calculate (-5 x 10^8)^2 7. Simplify (-y^2 + 6y - 9) + (-9y^2 - 4) - (6y^2 - 6y + 9).

    Algebra - Please see attached. Thanks,

    Section 5.1 Factor out the GCF in each expression. 68. 15x y - 9xy + 6x y Factor each polynomial completely. 62. x y + 2x y + xy Section 5.5 Factor each polynomial completely. If a polynomial is a prime, say so. 72. 3x - 18x - 48 Section 4.3 Add or subtract the polynomials vertically.