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Basic Algebra

Z-Transforms

Derive the z-transform for f(t) = sinωt u(t)

Problems

Please demonstrate Calculate and write answer in scientific notation.

Problems

I don't know where I am going wrong. Please demonstrate steps. I have worked these multiple times now and it seems like they should be simple. F. Jason runs 6 miles in 45 minutes. At the same rate, in how many minutes can he run 8 miles? Four other problems, as well

Solving Equations

A. Solve the following equation for y: B. Find the values of x and y that solve the following system of equations. C. Simplify: D. Square the binomial: E. Multiply the monomials:

Exponents

How do you solve these problems? 1.) (x+2)(x^2-2x+4) 2.) (w+5)(W+12) 3.) -8x^3y^5+4x^2y^4-2xy^3 ________________________ 2xy^2 4.) -30k^3y^9 ____________ 15k^3y^2 5.)ho do you simply assuming all variables are positive numbers..and with positive exponents only? (

Solving Equations

Can you please explain the steps in solving this algebra problem: Find the value of x: x divided 7/8=3/5 Thanks in advance for your assistance!

Simplifying Expressions

1.) (-2a^8 / b³)^5 2.) -15y^13 / 45y^9 3.) 49x^7 -28x^5 -7x^4 _________________________ 7x³ 4.) 25x^8 - 50x^7 + 3x^6 - 40x^5 ________________________________________ -5x^5 5.) 4^-2

Simplifying Expressions

How do you use rules when solving these problems? Is it always possible? (x³-y³) - (-6x³+x²y-xy²+2y³) (3x-y)(2x+5y) (7xy²-10y)(7xy²+10y) (xy+ab²)(xy-ab²)

Simplifying Expressions

How do you simplify? 1) (8x² + 5x -3) + (12x² +7x -14) 2) (4x³+5x+13) + (-4x²+22) 3) (3x²-8x-2) - (11x²+5x+4) 4) (5y³+y²-3y-8) - (y²-8y+11)

Basic Algebra

Please see the attached file for the fully formatted problems.

Simplifying Exponents

Simplify and write answer without using negative exponents. Assume that all variable are positive real numbers. Please see attached file for full problem description.

Factor Completely

27w3 - 54 = 0 Please see the attached file for the fully formatted problem.

Rational Exponents

Evaluate the following expressions. Write your answer without exponents. Please demonstrate these 2 problems. Please see attached file.

Simplifying Expressions

Simplify the following expression as much as possible. Assume that all variables represent positive real numbers. Please see the attached file for the fully formatted problem.

Distance and Midpoint

Solve for the following items: a. The point on the x-axis that is equidistant (equal distance)from (10,4) and (6,2). b. The distance between the points (4,4) and (20,4). c. The distance between the points (1,4) and (19,5). d. The midpoint between (12,4) and (18,6) e. The midpoint between (-8,-6) and (25,3)

Quadratic Equations

Name: __________________________ Date: _____________ 1. Solve by completing the square. x2 + 6x - 27 = 0 A) 9, -3 B) -9, -3 C) 9, 3 D) -9, 3 2. Solve by using the quadratic formula. x2 + 4x + 3 = 0 3. Solve. x2 + 2x - 24 = 0 A) 6, -4 B) -6, -4 C) 6, 4 D) -6, 4 4. Is the following trinomial

Graphing Quadratic Equations

Please help with graphing quadratic equations and applications of quadratic equations. Graph the equation. 1.-4. Complete the table, answer the problem. And describe the resulting graphs by identifying the vertex point, the graph's direction, and any axis intercepts gleaned from the table or graph. Identify the axis of sym