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Find the roots of the equation using the Quadratic Formula
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$4x^2+15x+9=0$
Learn how to solve equations problems step by step online. Find the roots of 4x^2+15x+9=0. Find the roots of the equation using the Quadratic Formula. Factor the trinomial 4x^2+15x+9 of the form ax^2+bx+c, first, make the product of 4 and 9. Now, find two numbers that multiplied give us 36 and add up to 15. Rewrite the original expression.