Find the inverse, if it exists, of the given matrix.A = 
A. 
B.
C. 
D. No inverse
Answer: C
Mathematics
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Find the first five terms of the infinite sequence whose nth term is given.an = 
A. - 2, - 2, - 
, - 
, - 
B. - 2, 2, - 
, 
, - 
C. - 2, - 
, - 
, - 
, - 
D. - 2, 
, - 
, 
, - 
Mathematics
Solve the problem.For the function shown in the graph, find
f(x) and 
f(x).
A. Does not exist; does not exist B. 0; 0 C. 0; 2 D. 0; does not exist
Mathematics
Use an Euler diagram to determine whether the argument is valid or invalid.Some TV shows are comedies.All comedies are hits. Therefore, Some TV shows are hits.
A. valid B. invalid
Mathematics
Write a quadratic equation having the given numbers as solutions. - 
, - 
A. 2x2 + 
x + 7 = 0
B. 2x2 - 25x + 35 = 0
C. 2x2 - 
x + 7 = 0
D. 2x2 + 35x - 25 = 0
Mathematics