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Given that
f(x) = (4 – 6k)x² + (8 – 2k)x + 4,
where k is a negative number,
(i) explain whether the coefficient of
x? is positive or negative.
(ii) find the range of values of k for
which f(x) = 0 has no real roots.
please help ‍♀️‍♀️

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b

Three friends went on a road trip from phoenix, az, to san diego, ca. mark drove 50 percent of the distance. jason drove 1/8 of the distance. andy drove the remainder of the distance. 1. andy thinks he drove 1/4 of the distance from phoenix, az, to san diego, ca. is andy correct? 2. the distance from phoenix, az, to san diego, ca, is 360 miles. how many miles did each person drive? 3. solve the problem. what is the answer in total?