Perform the indicated operation.-8 - (-5)
A. -3
B. 3
C. 13
D. -13
Answer: A
Mathematics
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Solve the problem.For the equation y = - 
cos(2x - 2?), identify (i) the amplitude, (ii) the phase shift, and (iii) the period.
A.
(i)  | (ii)  | (iii) ? |
B.
(i)  | (ii) ? | (iii) ? |
C.
| (i) 2 | (ii) 2? | (iii) 2? |
D.
| (i) 2 | (ii) ? | (iii) ? |
Mathematics
Determine the order of the matrix.
A. 3 × 2 B. 4 × 2 C. 2 × 3 D. 2 × 4
Mathematics
Find the indicated term of the sequence.The twelfth term of the arithmetic sequence 7
, 11
, 15
, ...
A. -41
B. -37
C. 51
D. 55
Mathematics
Perform the indicated operation(s), whenever possible.Let A = 
and B = 
. Find A - B.
A. 
B. 
C. 
D. 
Mathematics