Simplify (x^(2)+y^(2))/(x^(2)-y^(2))+(y)/(x+ y)-(x)/(x-y)

For each polynomial, determine the degree and write the polynomial in descending order. a. –4x^2 – 12 + 11x^4 b. 2x^5 + 14 – 3x^4 + 7x + 3x^3

Find the commission on a $590.00 sale if the commission is 15%.

If you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain.