Solve.If fencing costs $8 per foot, find the total cost for fencing a rectangular garden 
by 
A. $7,728
B. $1,040
C. $520
D. $2,080
Answer: B
Mathematics
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Provide an appropriate response.Find the direction in which the function is increasing most rapidly at the point P0.f(x, y, z) = xy - ln(z), P0(1, 1, 1)
A. 
( i - j + k)
B. 
( i + j - k)
C. 
( i + j - k)
D. 
( i + j - k)
Mathematics
Solve and check the equation.4(2y - 5) = 7(y + 4)
A. {12} B. {-8} C. {48} D. {8}
Mathematics
Identify the numerical coefficient of the term.- 
z
A. 
B. z
C. - 
D. -4
Mathematics
Substitute to find the value of the expression.A train must cover a distance of 2520 miles. The velocity, in miles per hour, of the train is 
where t is the time, in hours, to complete the trip. If the train completes the trip in 28 hours, what is its velocity?
A. 0.01 mph B. 90 mph C. 85 mph D. 70,560 mph
Mathematics