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2 votes
The sum of the roots of the equation (1/2)x^2-(5/4)x-3=0

a.5/2
b.2
c.1/2

2 Answers

4 votes
A)5/2 is the answer.
User Andrea Silvestri
by
8.2k points
7 votes
(1/2)x² - (5/4)x - 3 = 0

0.5x² - 1.25x - 3 = 0

Comparing to the quadratic function, ax² + bx + c = 0,
a = 0.5, b = -1.2, c = -3.

Sum of roots = -b/a = -(-1.25)/0.5 = 1.25/0.5 = 2.5

2.5 = 5/2 Option (a)
User EvGeniy Ilyin
by
8.6k points

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