Question

What are the exact solutions of x^2+5x+1-0?

Answer 1

x²-5x-1 = 0

Use quadratic formula: a = 1, b = -5, c = -1
x = [-b±√(b²-4ac)]/(2a)
x = {-(-5)±√[(-5)²-4(1)(-1)]}/[2(1)]
x = {5±√[(25)+(4)]}/2
x = [5±√(29)]/2

Solutions: x = [5±√(29)]/2

Answer 2

b and c are 5 and1repectively