Solve the problem. Use 3.14 for ?.A square plywood platform has a perimeter which is 8 times the length of a side, decreased by 20. Find the length of a side.
A. 5
B. 9
C. 4
D. 1
Answer: A
Mathematics
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Determine the principal value without using a calculator.
2
A. -8 B. -8 or 8 C. 8 D. Not real number
Mathematics
Use the shell method to find the volume of the solid generated by revolving the shaded region about the indicated axis.About the x-axis
A. 
?
B. 
?
C. 
?
D. 1?
Mathematics
Use the Change-of-Base Formula and a calculator to evaluate the logarithm. Round your answer to two decimal places.log(2/3)19
Fill in the blank(s) with the appropriate word(s).
Mathematics
Describe the strength and direction of the linear correlation.
A. Weak positive linear correlation B. Little or no linear correlation C. Strong positive linear correlation D. Strong negative linear correlation
Mathematics