Evaluate the derivative of the given function at the given point.2(x2 + y2)2 = 25(x2 - y2); (-3, -1)
A. 
B. - 
C. 
D. - 
Answer: B
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Solve the problem.A small frictionless cart, attached to the wall by a spring, is pulled 10 cm back from its rest position and released at time t = 0 to roll back and forth for 4 sec. Its position at time t is 
. What is the cart's maximum speed? When is the cart moving that fast? What is the magnitude of of the acceleration then?
A. ? ? 3.14 cm/sec; t = 0.5 sec, 1.5 sec, 2.5 sec, 3.5 sec; acceleration is 0 cm/sec2 B. 10? ? 31.42 cm/sec; t = 0 sec, 1 sec, 2 sec, 3 sec; acceleration is 0 cm/sec2 C. 10? ? 31.42 cm/sec; t = 0.5 sec, 2.5 sec; acceleration is 1 cm/sec2 D. 10? ? 31.42 cm/sec; t = 0.5 sec, 1.5 sec, 2.5 sec, 3.5 sec; acceleration is 0 cm/sec2
Find the exact value, given that sin A = -4/5 with A in quadrant IV, 
with B in quadrant III, and 
with C in quadrant II.tan 2A
A. - 
B. - 
C. 
D. 
Graph the list of integers on the number line.-10, -8, -6, -4 
A. 
B. 
C. 
D. 
Use the square root property to solve the equation.(x + 9)2 = -175
A. {-9 - 5
, -9 + 5
}
B. {9 - 5i
, 9 + 5i
}
C. {5i
- 9, 5i
+ 9}
D. {-9 - 5i
, -9 + 5i
}