Find the exact value of the expression.tan 345°
A. 
B. 2 + 
C. -2 - 
D. 
Answer: C
Mathematics
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Find the equation of a line passing through the given points. Solve the equation for y.(1, 9) and (3, 13)
A. y = - 
x + 
B. y = 2x + 7
C. y = 
x + 
D. y = -2x + 11
Mathematics
Find the equation of the parabola with vertex at 
and focus at 
.
?
A. 
B. ?
C. ?
D. ?
E. none of these
Mathematics
Solve the exponential equation. For irrational solutions, round to four decimal places.32x + 3x - 6 = 0
A. {1.7918} B. {0.3859} C. {0.6309} D. {1.5850}
Mathematics
Sketch the graph of the conic section given in polar form.r = 
A. 
B. 
C. 
D. 
Mathematics