Perform the indicated operations. Write the result using a radical. Assume that all variables represent positive values.
? 
A. 
B. 
C. 
D. 
Answer: C
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The following table shows the average rice yield Y, in tons per hectare, on Asian farms t years after 1980. Based on the regression equation, what would you expect to be the average rice yield in 2012? t 5 10 20 25Y 3.39 3.64 3.97 4.13? ?
A. 5.19 tons per hectare B. 4.99 tons per hectare C. 5.18 tons per hectare D. 4.52 tons per hectare
Two terms in the Fibonacci sequence are given. Find the specified term.F17 = 1597 and F18 = 2584. Find F19.
A. 3194 B. 987 C. 5168 D. 4181
Solve the problem.Helen Weller invested $13,000 in an account that pays 3% simple interest. How much additional money must be invested in an account that pays 6% simple interest so that the average return on the two investments amounts to 4%?
A. $13,000 B. $10,000 C. $9000 D. $6500
Decide if the statement is true or false.-
? -
A. False B. True