How do you solve 5n^2-7=488? Algebra Quadratic Equations and Functions Use Square Roots to Solve Quadratic Equations 1 Answer sankarankalyanam Jun 20, 2018 color(brown)(n = +- 3 sqrt11 Explanation: 5n^2 - 7 = 488 5n^2 = 495 n^2 = 495 / 5 = 99 color(brown)(n = +- sqrt99 = +- 3 sqrt11 Answer link Related questions Can you use square roots to solve all quadratic equations? How do you use square roots to solve quadratic equations? How do you solve 4x^2-49=0 by taking square roots? How do you solve (x-3)^2+25=0? How do you use square roots to solve 2(x+3)^2=8? What is Newton's formula for projectile motion? How do you solve for x in the equation (x-3)^2+25=0? How do you solve the equation 3(x-2)^2-12=0 How do you solve 3x^2+8x=9+2x? How do you solve 4x^2=52 solve using the square root property? See all questions in Use Square Roots to Solve Quadratic Equations Impact of this question 2268 views around the world You can reuse this answer Creative Commons License