exam
Maths Puzzle
Numerical Ability
find the coordinates of the vertex for the parabola defind by the given quadratic function.
f(x) = 3-x^2+2x
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exam Other Question
Suppose that Math 103 scores are normally distributed and they have a mean of 80 and a standard deviation of 6.
A) Find the Math 103 Score two standard deviations above the mean.
B)What percent of all scores is greater than 92?
The maximum value of z = 20x + 8y subject to:
3x + y ≤ 24
6x + 4y ≤ 66
x ≥ 0, y ≥ 0
a. 220
b. 160
c. 172
d. 132