Find the identical expression for the following.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: C
Mathematics
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Classify the angle as acute, right, obtuse, or straight.
A. Acute B. Right C. Obtuse D. Straight
Mathematics
Express the radical in simplest form, rationalize denominators, and perform the indicated operations.6
- 4
A. 6
- 4
B. 10
C. 2
D. -10
Mathematics
State if the vectors a and b are perpendicular, parallel, or neither. If a and b are parallel, state whether they point in the same direction or in opposite directions.a = 11i + 7j, b = 7i - 11j
A. Parallel, opposite directions B. Perpendicular C. Parallel, same direction D. Neither
Mathematics
Factor the sum or difference of two cubes completely.729y3z - z
A. z(9y + 1)(81y2 - 9y + 1) B. z(9y - 1)(81y2 + 1) C. z(729y - 1)(y2 + 9y + 1) D. z(9y - 1)(81y2 + 9y + 1)
Mathematics