Write as the sum and/or difference of logarithms. Express powers as factors.ln 
A. 
ln 
+ 
B. 4 ln y + 4
C. 
ln y + 
D. 
Answer: C
Mathematics
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Find the composition. If f(x) = 
and g(x) = 2x + 7, find g[f(x)].
A. x
B. x - 
C. 2x + 7
D. x + 14
Mathematics
Find the square.(5x + 2y)2
A. 25x2 + 20xy + 4y2 B. 5x2 + 4y2 C. 25x2 + 4y2 D. 5x2 + 20xy + 4y2
Mathematics
Subtract.5,626
A. 5,462 B. 462 C. 454 D. 414
Mathematics
Solve the problem.Alan is building a garden shaped like a rectangle with a semicircle attached to one short side. If he has 20 feet of fencing to go around it, what dimensions will give him the maximum area in the garden?
A. width = 
? 2.8, length = 5.6
B. width = 
? 5.6, length = 2.8
C. width = 
? 5.6, length = 7.2
D. width = 
? 3.6, length = 5.4
Mathematics