HURRY Given the function f(x) = −5x2 − x + 20, find f(3). −28 −13 62 64
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Here for 120, the expression for the start root and end root is given
Here we need to find
By simplifying the given expression, we get:
by taking square roots on both sides we get
Thus for 120, the expression for the start root and end root is given
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