Convert the units using unit fractions.20 pt = 
c
A. 160
B. 10
C. 80
D. 40
Answer: D
Mathematics
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Find the focus and directrix of the parabola.y2 = -12x
A. (3, 0); x = -3 B. (0, -3); y = 3 C. (-3, 0); x = 3 D. (-3, 0); y = 3
Mathematics
Sketch the graph of f.f(x) = - 
x2 - 5
A. 
B. 
C. 
D. 
Mathematics
Simplify.
A. 3x2y
B. 9x2y
C. 63xy
D. 3x4y2
Mathematics
Express as a product.ln 
A. 
ln 8
B. ln 
? ln 8
C. 
D. 3 ln 8
Mathematics