Given matrices A = 
, B = 
, and C = 
, decide if the statement is true or false.(A + B)2 = A2 + 2AB + B2, where A2 = AA and B2 = BB.
A. True
B. False
Answer: B
Mathematics
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Write the Egyptian numeral as a Hindu-Arabic numeral.
A. 3067 B. 3670 C. 3607 D. 367
Mathematics
Solve the equation.
- 
= 3
A. -2 B. 2, 38 C. 3, 8 D. 2
Mathematics
Use a determinant to determine whether the points (x1, y2) = (-8, -7), (x2, y2) = (0, 3) and (x3, y3) = (4, 8) are collinear. ?
A. True. The points are collinear because 
.
B. False. The points are not collinear because 
.
Mathematics
Find the requested sum of the arithmetic sequence.a2 = -94, a5 = -109; S10
A. 665 B. -1115 C. 670 D. 1115
Mathematics