Find the coordinates of the vertex for the parabola defined by the given quadratic function.f(x) = -x2 + 14x + 8
A. (7, 57)
B. (-7, -139)
C. (-7, -41)
D. (14, 8)
Answer: A
Mathematics
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Find an equation in slope-intercept form of the line satisfying the specified conditions.Through (3, 3), perpendicular to -8x + 7y = -31
A. y = - 
x + 
B. y = 
x + 
C. y = - 
x - 
D. y = 
x - 
Mathematics
Multiply by a fraction equivalent to 1 to build up the fraction to one with the denominator shown.
= 
A. 
B. 
C. 
D. 
Mathematics
Write each inequality in interval notation and graph the interval on a number line.x ? 3
A. (-?, 3]
B. [3, ?)
C. (-?, 3)
D. (3, ?)
Mathematics
Solve.x5 - 25x3 ? 0
A. (-?, -5] ? [0, 5) B. [-5, 0] ? [5, ?) C. [-5, ?) D. (-?, -5] ? [5, ?)
Mathematics