Point P sweeps out central angle ? as it rotates on a circle of radius r. Find the angular velocity of point P. Round to a whole number.
?
?
A. 102 rad/hr
B. 114 rad/hr
C. 109 rad/hr
D. 108 rad/hr
E. 156 rad/hr
Answer: A
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Factor, if possible.5x2y2 - 27xy - 56
A. (5x + 8y)(x - 7y) B. (5xy - 7)(xy + 8) C. (5xy + 7)(xy - 8) D. (5xy + 8)(xy - 7)
Determine where the given function is concave up and where it is concave down. f(x) = 2x3 + 12x2 + 18x
A. Concave down on 
, concave up on 
B. Concave up on 
, concave down on 
C. Concave down on (-?, -3.5), concave up on ( -3.5, ?)
D. Concave up on ( -?, -3.5), concave down on ( -3.5, ?)
Multiply the polynomials and simplify by combining like terms.(6y2 - y + 3)(-4y3 - 5y + 3)
A. -24y5 + 5y2 + 9 B. -24y5 + 4y4 - 42y3 + 23y2 - 18y + 9 C. -24y5 - 4y4 - 42y3 + 23y2 - 18y - 9 D. 24y6 + 4y4 + 42y3 + 23y2 - 18y + 9
Complete.300 sec = min
A. 9 B. 2 C. 5 D. 12