Find the equation of the circle from the given information.Center at (0, 7), radius 2
A. (x + 7)2 + y2 = 4
B. x2 + (y + 7)2 = 2
C. x2 + (y - 7)2 = 4
D. (x - 7)2 + y2 = 4
Answer: C
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Find the domain of the given function f and find where it is increasing and decreasing, and also where it is concave upward and where it is concave downward. Identify all extreme values and points of inflection. Then sketch the graph of y = f(x). f(x) = xe-7x
What will be an ideal response?
Solve the equation.-0.3(-800) + 0.15p = -0.1(-800 + p)
A. {-400} B. {-6400} C. {-40} D. {-640}
Factor completely, or state that the polynomial is prime.121x2 - 110x + 25 - 4y2
A. prime B. (11x + 5 + 2y)(11x + 5 - 2y) C. (11x - 5 + 2y)(11x - 5 - 2y) D. (11x + 5 + 2y)(11x - 5 - 2y)
Find the intervals on which the function is increasing and the intervals on which the function is decreasing.f(x) = -2x2 + 7x + 8
A. Increasing on 
; decreasing on 
B. Increasing on 
; decreasing on 
C. Increasing on (-?, 0); decreasing on ( 0, ?)
D. Increasing on (-?, 1); decreasing on ( -1, ?)