Simplify the following quadratic equation: 3x^2 + 20x - 500 = 0.
x = −b ± √(b2 − 4ac) / 2a
x = −20 ± √(202 − 4(3)(-500)) / 2(3)
x = (3x + 50) (x - 10)
AS
Related Maths IB answers
All answers ▸Given that y = -16x2 + 160x - 256, find the value of x giving the maximum value of y, and hence give this maximum value of y.
What is the meaning of vector cross product?
What is de Moivre's theorem?
A team of four is chosen from six married couples. If a husband and wife cannot both be on the team, in how many ways can the team be formed?