SOLUTION: Solve the equation 25x2 - 64 = 0 using the quadratic formula. (Notice b = 0. Enter solutions from smallest to largest.) x = ? x = ? Please show me the steps to get the ans

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: Solve the equation 25x2 - 64 = 0 using the quadratic formula. (Notice b = 0. Enter solutions from smallest to largest.) x = ? x = ? Please show me the steps to get the ans      Log On


   

Question 442079: Solve the equation 25x2 - 64 = 0 using the quadratic formula. (Notice b = 0. Enter solutions from smallest to largest.)
x = ?
x = ?
Please show me the steps to get the answer. Thanks
Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
Use the quadratic formula, with a = 25, b = 0, c = -64:



A faster way to solve this is to note that

.