Solve and check. Use the square root principle to eliminate the square.(r + 4)2 = 10
A. 6
B. -4 ± 
C. ±
D. 4 ± 
Answer: B
Mathematics
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Identify the set as finite or infinite.{x | x is a counting number larger than 136}
A. Finite B. Infinite
Mathematics
Solve the problem.Larry has $2600 to invest and needs $3100 in 20 years. What annual rate of return will he need to get in order to accomplish his goal? Round your answer to two decimal places, if necessary.
A. 3.27% B. 2.27% C. 1.27% D. 0.88%
Mathematics
Simplify.-
A. 60 B. 61 C. -60 D. -61
Mathematics
Solve.Suppose that a polynomial function is used to model the data shown in the graph below.
For what intervals is the function increasing?
A. 0 through 10 and 30 through 50 B. 0 through 10 and 40 through 50 C. 0 through 20 and 30 through 50 D. 0 through 50
Mathematics