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dacanul100
29.07.2019 •
Mathematics
What is the solution of the equation x2 + 10x + 75 = 0?
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Ответ:
x = [- b +/- sqrt( b^2 - 4ac ) ] / 2a
a = 1
b = 10
c = 75
x = [ -10 +/- sqrt(-200)]/2
x = [ -10 +/- 10 sqrt(2) / 2
x = - 5 + / - 5 sqrt(2) and that's your answer.
Ответ:
independent variable is pens and dependent variable is $5 each Im pretty sure