Find the angle.sin-1 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Convert to a logarithmic equation.2-2 = 
A. -2 = log 2 
B. -2 = log 1/4 2
C. 
= log 2 -2
D. 2 = log 2 
Mathematics
At what points is the given function continuous?f(x, y) = 
A. All (x, y) B. All (x, y) such that 3x + 6y ? 0 C. All (x, y) such that x + y ? 0 D. All (x, y) such that 3x + 6y ? 0
Mathematics
Find the magnitude of u × v and the unit vector parallel to u × v in the direction of u × v.u = - 
i + 
j + k, v = i + j + 2k
A. 2
; - 
i + 
j - 
k
B. 2
; 
i + 
j - 
k
C. 8; 
i - 
j - 
k
D. 8; 
i - 
j + 
k
Mathematics
Factor the polynomial completely.7x2 + 26x - 8
A. (7x - 2)(x + 4) B. (7x + 2)(x - 4) C. (7x + 4)(x - 2) D. (7x - 4)(x + 2)
Mathematics