Find the intervals on which the function is increasing and the intervals on which the function is decreasing.f(x) = - 
x2 + 7x - 7
A. Increasing on 
; decreasing on 
B. Increasing on 
; decreasing on 
C. Increasing on 
; decreasing on 
D. Increasing on 
; decreasing on 
Answer: D
Mathematics
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Use the properties of equality to solve the equation.
= - 
x
A. 
B. 
C. {- 1}
D. 
Mathematics
Find the center and radius of the circle.x2 + y2 = 25
A. (0, 0); 5 B. (1, 1); 25 C. (0, 0); 25 D. (1, 1); 5
Mathematics
Determine whether the relation is a function.{(-7, 5), (-7, 7), (-1, 9), (4, 4), (10, 5)}
A. Function B. Not a function
Mathematics
Solve the equation using a graphing calculator. Find solutions accurate to two decimal places.3x2 + 20x + 14 = 0
A. -1.39, -4.27 B. -5.87, -0.79 C. -1.89, -5.78 D. -0.41, -1.26
Mathematics