Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.
A. - 
B. 
C. - 
D. 
Answer: C
Mathematics
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Solve the proportion for the given variable.
= 
A. 
B. 4
C. 40
D. 2
Mathematics
Find the indicated term or coefficient of the binomial expansion.Find the coefficient of x2 in the expansion of (3x + 2)10.
A. 658,948 B. 51,840 C. 103,680 D. 34,560
Mathematics
Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Three coins are tossed, and the number of heads is noted.
A. 
B. 
C. 
D. 
Mathematics
Determine whether the following rule defines y as a function of x.y = x3
A. Not a function B. Function
Mathematics