Posted by **Cassie** on Saturday, June 6, 2009 at 2:22pm.

Use the quadratic formula to solve the equation. Give exact answers.

2x^2 + 11x - 21 = 0

a) -3/2, 7

b) 3/2, -7

c) 3/2, 7

d) -3/2, -7

I could not get any of these answers.

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