You have come to the correct place if you are looking to solve the quadratic equation 36x squared minus 49x minus 72 equals 0, also known as 36x² - 49x - 72 = 0. Below, we walk you through how to find the answer.
To find the two possible answers to 36x^2 - 49x - 72 = 0, we will start by rewriting the equation in factored form. Then, we will create two separate equations that we can use to solve 36x² - 49x - 72 = 0.
Below is 36x squared minus 49x minus 72 in factored form. As you can see, 36x² - 49x - 72 has been grouped into two sets of parentheses.
(4x - 9)(9x + 8)
Next, we set each set of parentheses equal to 0 and solve for x to get the two answers to 36x^2 - 49x - 72 = 0.
(4x - 9) = 0
x1 = 2 1/4
(9x + 8) = 0
x2 = -8/9
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