Each matrix is nonsingular. Find the inverse of the matrix. Be sure to check your answer. 
A. 
B. 
C. 
D. 
Answer: C
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Evaluate the integral by changing the order of integration in an appropriate way.
A. 5 ln 4 (1 - sin 49)
B. 5 ln 4 (1 - cos 49)
C. 
ln 4 (1 - cos 49)
D. 
ln 4 (1 - sin 49)
Find the first three nonzero terms of the Maclaurin expansion of the given function.f(x) = 
A. 2x + 
x2 - 
x3 + ...
B. 2x - x2 + 
x3 - ...
C. -x + x2 - x3 + ...
D. x - x2 + x3 - ...
Use the given information about the polynomial function f(x) to write its complete factored form.f(x) = x2 - 7x + 12; zeros: 4 and 3
A. f(x) = (x + 4)(x + 3) B. f(x) = (x - 4)(x + 3) C. f(x) = (x + 4)(x - 3) D. f(x) = (x - 4)(x - 3)
Solve the problem. Round to the nearest cent.Chaundra has a credit card with a monthly rate of 1.3% .The account applies the unpaid balance method. Her unpaid balance for the June billing cycle is $783.29. During the month of June, she made purchases of $311.46, returned items worth $13.33 and made a payment of $155. Find her new balance.
A. $926.42 B. $934.59 C. $936.60 D. $949.93