Use a reference angle to find the value. tan 330°
A. 
B. - 
C. - 
D. -2
Answer: B
Mathematics
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Find an equation of the line with the given slope and containing the given point. Express your answer in slope-intercept form.m = -3, (8, 5)
A. y = -3x - 29 B. y - 5 = x - 8 C. y - 5 = mx - 8 D. y = -3x + 29
Mathematics
Find the quantity indicated.Suppose that y is varies directly with x. When x = 18, then 
Find y when 
A. 169 B. 324 C. 225 D. 195
Mathematics
Use the given matrices to compute the given expression.Let A = 
and B = 
. Find 3A + 4B.
A. 
B. 
C. 
D. 
Mathematics
Find the first term and the common ratio of the geometric sequence.2, -8, 32, -128, 512, . . .
A. a1 = 2, r = -4
B. a1 = -4, r = 4
C. a1 = -4, r = 8
D. a1 = 2, r = - 
Mathematics