Find the value of the polynomial.7x + 7 when x = 5
A. 70
B. 14
C. 28
D. 42
Answer: D
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For the following data table, complete the table of changes, and determine if the data can be modeled exactly by a linear function. Round your answer to two decimal places, if necessary. x 4 5 6 7 y 14.61 17.62 20.63 23.64? Change in x From 4 to 5 From 5 to 6 From 6 to 7 Change in y
What will be an ideal response?
Solve the problem.A rectangular sheet of perimeter 30 cm and dimensions x cm by y cm is to be rolled into a cylinder as shown in part (a) of the figure. What values of x and y give the largest volume?
A. x = 12 cm; y = 3 cm B. x = 10 cm; y = 5 cm C. x = 11 cm; y = 4 cm D. x = 9 cm; y = 6 cm
Use the graph to find a ? > 0 such that for all x, 0 < 
< ? ? 
< ?.
A. 0.2 B. 0.1 C. -0.2 D. 4
Multiply or divide.(-7)(-13)
A. -98 B. 98 C. 91 D. 104