Check to see if the given number is a solution for the equation.x3 + 3x2 = - 4(x2 + 3x); check x = -4
A. -4 is not a solution.
B. -4 is a solution.
Answer: B
Mathematics
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Find the limit and determine if the function is continuous at the point being approached.
cos 
A. Does not exist; no B. 1; no C. Does not exist; yes D. 1; yes
Mathematics
Set up the iterated integral for evaluating 
Dover the given region D.D is the solid right cylinder whose base is the region in the xy-plane that lies inside the cardioid 
and outside the circle 
and whose top lies in the plane 
.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Since cos 
= 
and 
is in the interval [0, ?], cos-1 
=
A. 
B. 
C. - 
D. 4
Mathematics
Solve the problem.What polynomial, when divided by -12a2x8, yields -4a8x9 - 6x5 + 4a as a quotient?
A. 48a8x9 + 72x5 - 48a B. 48a10x17 + 72a2x13 - 48a3x8 C. 48a10x17 - 6x5 + 4a D. 48a10x17 + 72a3x13 + 4a
Mathematics