HELP ASAP IT'S DUE TODAY!! 20 PTS! 8.4 practice a Answer questions 2-12 AND PLEASE show work for each one!!

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Step-by-step explanation:

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7.3

step-by-step explanation:

x² + 3x + 7 = 0       [ax² + bx + c]

a = 1

b = 3

c = 7

quadratic formula:

    (+/- is this ±)

plug in the numbers into the variables

your answer is a