The average daily food consumption F of a herbivorous mammal with body weight x, where both F and x are measured in pounds, is given approximately by the equation F = figure 1.png)
. Find the weight x of an elephant that consumes 400 lb of food per day.
(a) 15,000 lb
(b) 20,000 lb
(c) 10,000 lb
(d) 5,000 lb
(e) none of these
(c) 10,000 lb
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Express in terms of sums and differences of logarithms.logb
A. 
logbx4 - logby5 - logbz2
B. 
logbx - 
logby + 
logbz
C. 4logbx - 5logby - 2logbz
D. 
logbx - 
logby - 
logbz
Find the slope of the polar curve at the indicated point.r = 7 sin 4?, ? = 0
A. -1
B. 
C. 1 + 
D. 0
Graph the equation.
+ 
= 1
A. 
B. 
C. 
D. 
Solve the problem.A person standing close to the edge on top of a 256-foot building throws a baseball vertically upward. The quadratic equation 
models the ball's height above the ground, s, in feet, t seconds after it was thrown. After how many seconds does the ball reach its maximum height? Round to the nearest tenth of a second if necessary.
A. 2 seconds B. 1.5 seconds C. 6.5 seconds D. 320 seconds