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    Basic Algebra

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    Algebra - Simplex Tableau

    Write the solutions that can be read from each simplex tableau. Pivot once as indicated in each simplex tableau. Read the solution from the result Please answer 12 & 16 only. Please show all work in steps. The problems are attached.

    Quadratic equations solution

    I would like understanding if a quadratic will have one, two or no solution? How do I find a quadratic equation if I'm only given a solution. explain. an example of one or two solution to that creates a quadratic equation. having trouble downloading info. for review, any suggestions would be great.

    Further simplification in algebra

    1. Write an equation of the line containing the given point and perpendicular to the given line. Express your answer in the form y= mx+b (3,9); 5x+y=6 The equation of the line is y = (Simplify your answer. Use integers or fractions for any numbers in the expression.) Please provide step-by-step instructions.

    Math Problems

    Name: 1) Solve algebraically. Trial and error is not an appropriate method of solution. You must show all your work. Learn how to type math roots and fractions by clicking on the link in the assignment list. Alternately, you may type as cuberoot(x) and show raising to the nth power as ^n, like x 3 is typed x^3. a)

    Speed and Force of a Fall

    An object weighing 12 pounds (mass) falls from a height of 4 feet, what is the speed at which the object falls and what is the force of the impact (it would be hitting a hard concrete or granite floor). So how fast is it falling, and how hard does it hit the floor?

    Chinese remainder theorem

    Solve the egg problem used to illustrate the Chinese Remainder Theorem if the remainders on division by 2,3,4,5,6 and 7 are all 1 by (i) the given procedure (ii) the "easier" way (i) the given procedure X=1(Mod2) X=1(Mod3) X=1(Mod4) X=1(Mod5) X=1(Mod6) X=1(Mod7) If and and then . We will use this r

    Algebra - Logarithmics, Graphs, Word Problems

    See the attached file. 1. Evaluate the exponential equation for three positive values of x, three negative values of x, and at x=0. Transform the second expression into the equivalent logarithmic equation; and evaluate the logarithmic equation for three values of x that are greater than 1, three values of x that are between 0 a

    The law of exponents

    I would like help understanding the following: The law of exponents 1) to raise a power to a power we can multiply the exponents with an example. 2) to raise a product to a power we can mulitply the exponents with an example. please explain how you simplified each example. How do laws work with rational exponents? with a third e

    Week 8: Diagnostic for Baseline Projects 15, 16 and 17 Math Skill Diagnostic

    Week 8: Diagnostic for Baseline Projects 15, 16 and 17 Math Skill Diagnostic Baseline Project 15 - The Behavior of Astronomical Masses 1.Express each of the following using scientific notation 2.Solve for x in each of the following. 3.In words, write out the steps necessary to solve for x in each of the following equatio

    Algebra - Echelon Method and other problems

    Use the echelon method to solve the system of three equations in three unknowns. 8) x-y+2z=-2 5x + z=0 x+2y+z=4 9) Determine the equation of the line described. Put the answer in the slope -intercept form, if possible. Through (-7,-7), parallel to 5x-4y=-19 10) Write a word or phrase that best completes each s

    Simplify radicals expressions

    I would like help understanding why it is important to simplify radicals expressions before adding and subtracting? How is adding radicals expressions similar to adding polynomials expressions? How is it different? also, an example of an radical expression would be great? I'm having hard time finding comprehensive information.

    FACTORING

    I need help with the following problems attached.

    Postage stamp denominations

    If postage stamps only had the denominations 5 cents and 7 cents, what amounts of postage could we buy? What if they were 3 cents and 5 cents? Or 15 cents and 18 cents? what generalizations can be made for stamp denominations m and n cent, where m and n are positive integers?

    Consecutive sums

    What kinds of numbers can be written as the sum of consecutive whole numbers? How many ways can you write a whole number as the sum of consecutive whole numbers? For instance 9 = 5+4 and 9 = 2+3+4. Is it possible to tell if a number can be written as the sum of a given number of consecutive whole numbers? For instance, can 101 b

    Graphing transformations

    1. graph the following transformations of f (x)= |x| a. f(x) = |x+3|-1 b. f (x)= 1/3 |x| +2 c. f (x)= -2 |x-1| -1 d. f (x) = 5 |x-1| -4 __________________________________________________________________ 2. f(x)= {-2x+3} if x>1 and f(x)=x^2+3 if x less than or equal to 1

    Exponential and Reciprocal Functions

    Present value calculations: 1. What is the present value of nine annual cash payments of $4000 to be paid at the end of each year using an interest rate of 6%? 2. What is the present value of $15,000 to be paid at the end of 20 years using an interest rate of 18%? 3. How much cash must be deposited in a savings accou

    Algebra

    1)Richard's GPA is 3.7, and he made the following statement recently, "I have earned 110 credits from my college, and I earned at least an A- in each case." An A is equivalent to 4.0 and an A- is equivalent to 3.67. How many of the credits were A, and how many of the credits were A-? (To earn full credit, you need to formulat

    Radicals Application Practice

    Answer the following questions. Use Equation Editor to write mathematical expressions and equations. First, save this file to your hard drive by selecting Save As from the File menu. Click the white space below each question to maintain proper formatting. Hint for this assignment: Pay attention to the units of measure. You m

    Quadratic Function in 2 variables and Mathematical Induction

    1) Prove that in the equation x^2 - 3xy +2y^2 - 2x - 3y - 35 = 0, for every real value of y there is a real value of x, and for every real value of x there is a real value of y. 2) Use the Principle of Mathematical Induction to prove: a) For every positive integer n, 4^(2n + 1) + 3^(n+2) is a multiple of 13. b) 3^n > n^2 fo

    Applied Math Skill Check 15 Bases and Exponents

    Applied Math Skill Check Bases and Exponents 1. Structural Analysis - the equation used to find the cross-sectional area of a cylindrical column (area of a circle): Answer: Show your work: 2. Physics - The equation used to find the amount of centripetal force on a mass moving in a circle:

    Many questions -- Substitute method, slope, graph lines.

    1. Determine the x- and y-intercepts of the given equation. Show your work. Then plot the intercepts, and graph the line. -5x + y = 0 2. Determine the x- and y-intercepts (if any) of the given equation. Show your work. Then plot the intercepts, and graph the line 7x + 56y = 0 3. Select the line that has the given slope

    Logarithmic/asymptote

    In exercise 53-56, begin by graphing f(x) = log2 x. Then use transformations of this graph to graph the given function. What is the vertical asymptote? Use the graphs to determine each function's domain and range. 56. h(x) = 2 + log2 x The figure show the graph of f(x) = log x. In exercises 59-64, use transformations o

    Simplying rational expressions

    I would like help understanding How doing operations- adding, subtracting, multiplying, and dividing - with rational expressions similar to or different from doing operations wit้ fractions? Also can understanding how to work with one kind of problem help understand how to work another type? when might you use this skill i

    Factorization of Polynomials.

    I sent my problems via attachment word document. Please read the instructions and fill out all problems that show any extension of work. please. 1.Factor completely. If the polynomial is prime, state this. 75x2 - 3 2. Factor completely. If the polynomial is prime, state this. 48x2 +

    Exponential and Logarithmic Functions

    Solve for solutions: The exponential models describe the population of the indicated country, A, in millions, t years after 2003. Use these models to solve 2,4 and 6. India A = 1049.7e^0.015t Iraq A = 24.7e^0.028t Japan A = 127.2e^0.001t Russia A = 144.5e^- O.004t 2. What was the population

    How to factor out a polynomial

    I have a polynomial x^4 - 16x^2 + 40x - 25. I need to know the technique in how to factor it out. Not just the answer. For example, this answer: (x +5)*(x -1)*(x^2 -4*x +5) What steps do I need to take to get to that? Or any other factored out answer? Thank you for your time.

    Evaluate logarithmic expressions

    In Exercises 1?40, use properties of logarithms to expand each logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator. 7. log(7) 15. logb x^3 x 8. log9(9) 16.

    Exponential and Logarithmic Equations.

    Solve each exponential equation. Express the solution set in terms of natural logarithms. Then use a calculator to obtain a decimal approximation, correct to two decimal places, for the solution. 24. 10^x = 8.07 26. e^x = 0.83 28. 19^x = 143 30. 9e^x = 107 32. 4e^7x = 10,273 34. e^(1-8x) = 7957 36.

    Solution of Exponential Equations

    Solve each exponential equation by expressing each side as a power of the same base and then equating exponents. 2. 3^x=81 4. 5^x =625 6. 3^(2x+1) =27 8. 5^(3x-1) =125 10. 4^x =32 12. 125^x =625 14. 5^(2-x) = 1 125 16. x-2 = sqrt 7 7