Select the x-coordinate of the vertex of the parabola defined by the function f(x) = -7x2 + 3x + 5.
a. -7/3 b. 5 c. 3/14 d. -3/7
a. -7/3 b. 5 c. 3/14 d. -3/7
I dont know where to start from im really comfused especially on the x part ! Please help me
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please find total number of possible values of k with explanation.please show graph if possible for you.thank you.
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solve for four solution
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Choices are ; (- sqrt 3/2, 1/2) (sqrt 3/2, 1/2) (- sqrt 3/2, - 1/2) ( sqrt 3/2, -1/2)
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I need to know how to understand and work on this problem
Math problem
A car engine turns 900 revolutions per minute while idling. How many revolutions does a car engine turn in one second while idling?