Perform the indicated operation. Write the answer in simplest form. If the answer is an improper fraction, write it as a mixed number.-13
+ 16
A. 2
B. - 2
C. - 3
D. 3
Answer: A
Mathematics
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Solve the problem.Find the area of the parallelogram determined by the points P(7, -5, 5), Q(6, -7, 3), 
and 
A. 
B. 
C. 3
D. 
Mathematics
Factor completely using the grouping method to factor trinomials. If unfactorable, indicate that the polynomial is prime.11x2 + 122x + 11
A. (11x - 1)(x - 11) B. (11x + 1)(x + 11) C. prime D. (11x + 11)(x + 1)
Mathematics
Determine whether the Law of Sines or the Law of Cosines should be used to begin to solve the given triangle. Do not solve the triangle.
A. Law of Cosines B. Law of Sines
Mathematics
Use the given functions to find the requested function.f(x) = 4x + 8, g(x) = 3x2Find (fg)(x).
A. 3x2 + 4x + 8 B. 12x + 24 C. 12x2 + 24x D. 12x3+ 24x2
Mathematics