How many zeros (xintercepts) can a parabola have? 1 Find the equation, in 3 different forms, of the quadratic with zeros at 5 and 3 and with a yintercept of 45. 2 Does the following quadratic open up or down? y=3(x+4)(8x) 3 Can a be equal to zero? Explain. 4 5 6 7 8 9 10 Homework: Pg. 186 #6b,7b, 10 and Pg. 192 #4ad, 5, 7, 15 11
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