Rationalize the denominator and, if possible, simplify to form an equivalent expression.
A. 
B. 
C. 
- 
D. 
Answer: B
Mathematics
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Find the prime factors in 14ax2.
a. 14 ú x ú x b. 14 ú a ú x c. 2 ú 7 ú a ú x d. 2 ú 7 ú x ú x e. 2 ú 7 ú a ú x ú x
Mathematics
Let v and w be two vectors in the plane with given magnitudes. The angle between v and w is ?. Find the expression. Round the answer to the nearest tenth.
= 9, 
= 15, ? = 66°
Find the angle between v + w and w
A. 42.2° B. 36.0° C. 23.8° D. 78.2°
Mathematics
Classify the angle as acute, obtuse, straight, or right. For right and straight angles indicate the number of degrees in the angle.
A. Straight (180°) B. Acute C. Obtuse D. Right (90°)
Mathematics
Find the domain of the given function.f(x) = 
A. [- 2, ?)
B. (-?, - 2]
C. (-?, ?)
D. (-?, - 
]
Mathematics