Evaluate the expression for the given values. Expression your answer as a fraction unless otherwise indicated.
+ y2 x = 8, y = 4
A. 10
B. 8
C. 
D. 22
Answer: D
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The owner of a candy store mixed some peanuts worth $2 per pound, some cashews worth $8 per pound, and some Brazil nuts worth $8 per pound to get 50 pounds of a mixture that would sell for $5 per pound. She used 15 fewer pounds of cashews than peanuts. How many pounds of each did she use?
A. 15 lb peanuts, 10 lb cashews, 25 lb Brazil nuts B. 15 lb peanuts, 20 lb cashews, 30 lb Brazil nuts C. 25 lb peanuts, 10 lb cashews, 15 lb Brazil nuts D. 30 lb peanuts, 15 lb cashews, 20 lb Brazil nuts E. 10 lb peanuts, 25 lb cashews, 15 lb Brazil nuts
Determine whether the given function is exponential or not. If it is exponential, identify the value of the base a.
A. Exponential; a = 
B. Exponential; a = 9
C. Not exponential
D. Exponential; a = 
Use the square root property to solve the equation.(x - 5)2 = 36
A. -1, -11 B. 6, -6 C. 41 D. 11, -1
Graph the polar equation.r = - 2 - sin ?
A. 
B. 
C. 
D. 