ALGEBRA 1 WEEK 6

Ace Algebra 1! Practice finding quadratic roots with our easy worksheet. Solve equations like a pro!

1) Use the quadratic formula to find the roots of y = x2 + 5x + 6 x = 2 and x = 3 x = 2 and x = -3 x = -2 and x = 3 x = -2 and x = -3 2) Find the zeros for f(x) = x2 - 12x + 35 x = 5 and x = 7 x = -5 and x = 7 x = 5 and x = -7 x = -5 and x = -7 3) Find the zeros for 0 = x2 + 3x - 18 x = -3 and x = 6 x = 3 and x = -6 x = -2 and x = 9 x = 2 and x = -9 4) Find the zeros for 0 = x2 + 6x + 9 x = 3 x = -3 x = 3 and x = -3 x = 1 and x = 9 5) Find the roots for f(x) = 2x2 - 8Hint: What number equals b if there is not a b term? x = 2 x = -2 x = 2 and x = -2 x = 2 and x = -4 6) Find the roots for g(x) = -x2 - 3x - 2 x = 3 x = -3 x = 1 and x = 2 x = -2 and x = -1 7) Find the zeros for 0 = 8x2 + 2x - 1 x = -1 and x = 8 x = 1 and x = -1 x = -1 and x = 1 x = -2 and x = 4 8) Find the roots for y= 2x2 - 3x - 4 9) Find the roots for y = 3x2 - 5x - 1 10) Steven was finding the roots for h(x) = x2 - 7x + 10. His work is below. On what line was the mistake made? What was the mistake? Correct the mistake and find the correct x-intercepts.