Simplify (2y^4/y^3)^-2. Write your answer using only positive exponents.

Use the formulas a = x 2 – y 2, b = 2xy, c = x 2 + y 2 to answer this question. one leg of a right triangle has length 11 and all sides are whole numbers. find the lengths of the other two sides. the other leg = a0 and the hypotenuse = a1

Solve the equation for x.3(6x - 1) = 12 i've tried doing the math and i can't find out what i'm doing wrong

Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"