Find the product. Assume that all variables represent nonnegative real numbers.6
(
+ 
)
A. 6
+ 5
B. 6
+ 30
C. 6
+ 5
D. 30
+ 30
Answer: B
Mathematics
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Solve.The concrete footings for piers for a raised foundation are blocks measuring 15 inches by 15 inches by 15 inches. How many cubic yards of concrete are needed for 35 footings? Round to the nearest hundredth.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the area of the shaded region. Write the answer as a polynomial in descending powers of x.
(4x - 7)
A. 16x2 - 56x + 49 B. 16x2 + 56x + 49 C. 16x2 + 56x - 49 D. 16x2 - 56x - 49
Mathematics
Find the average of the set of numbers.6
and 18
A. 11
B. 22
C. 12
D. 25
Mathematics
Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
A. y = 0.85x - 2.79 B. y = 0.95x - 2.79 C. y = 0.90x - 3.79 D. y = 0.80x - 3.79
Mathematics