Solve the problem.The owners of a candy store want to sell, for $6 per pound, a mixture of chocolate-covered raisins, which usually sells for $3 per pound, and chocolate-covered macadamia nuts, which usually sells for $8 per pound. They have a 
barrel of the raisins. How many pounds of the nuts should they mix with the barrel of raisins so that they hit their target value of $6 per pound for the mixture?
A. 70 lb
B. 75 lb
C. 80 lb
D. 65 lb
Answer: B
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Use Heron's formula to determine the area of the triangle. If necessary, round the answer to two decimal places. 
A. 44.74 B. 195.03 C. 14.98 D. 4.86
Find all solutions if 
. Give your answers in radians using exact values only. Verify your answer graphically.
?
What will be an ideal response?
Decide if the given value of x is a critical number for f, and if so, decide whether the point is a relative minimum, relative maximum, or neither.f(x) = (x2 - 6)(2x - 3); x = 
A. Critical number, relative minimum at 
B. Critical number, relative maximum at 
C. Critical number but not an extreme point
D. Not a critical number
Approximate the point of intersection of the graphs of f and g. Then solve the equation 
algebraically to verify your approximation.
a. (9, - 2)
b. (9, 2)
c. ( -9, 2 )
d. (9, _3)