Simplify.
A. 
B. 
C. 
D. 
Answer: A
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Use the rules of exponents to simplify the expression. Write the answer with positive exponents. Assume that all variables represent positive real numbers.(4a1/7b5/7)3
A. 12a3/7b5/7 B. 64a3/7b15/7 C. 4a3/7b15/7 D. 64(ab)15/7
A candy maker mixes chocolate, milk, and mint extract to produce three kinds of candy (I, II, and III) with the following proportions. If 75 lb of chocolate, 52 gal of milk, and 36 oz of mint extract are available, how much of each kind of candy can be produced? ? I : 7 lb chocolate, 5 gal milk, 1 oz mint extract II : 3 lb chocolate, 2 gal milk, 2 oz mint extract III : 4 lb chocolate, 3 gal milk, 3 oz mint extract ?
A. 5 units of candy |, 15 units of candy ||, 2 units of candy ||| B. 5 units of candy |, 14 units of candy ||, 2 units of candy ||| C. 4 units of candy |, 16 units of candy ||, 3 units of candy ||| D. 4 units of candy |, 13 units of candy ||, 2 units of candy ||| E. 5 units of candy |, 13 units of candy ||, 3 units of candy |||
Find the center (h, k) and radius r of the circle with the given equation. x2 + y2 = 9
A. (h, k) = (0, 0); r = 3 B. (h, k) = (3, 3); r = 9 C. (h, k) = (0, 0); r = 9 D. (h, k) = (3, 3); r = 3
Find the mean. If necessary, round to one decimal place.5, 6, 10, 5, 14, 9
A. 8.7 B. 9.8 C. 6.7 D. 8.2