Solve the problem. Round to the nearest tenth if necessary.Juliet runs out of gas in Barnhaven, South Carolina. She walks 7 mi west and then 5 mi south looking for a gas station. How far is she from her starting point?
A. 4.9 mi
B. 8.6 mi
C. 3.5 mi
D. 74 mi
Answer: B
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Solve the problem.Tom Quig traveled 250 mi east of St. Louis. For most of the trip he averaged 70 mph, but for one period of time he was slowed to 10 mph due to a major accident. If the total time of travel was 7 hr, how many miles did he drive at the reduced speed?
A. 60 mi B. 50 mi C. 40 mi D. 35 mi
Use the Leading Coefficient Test to determine the end behavior of the polynomial function. Then use this end behavior to match the function with its graph.f(x) = 4x4 - 2x2
A. falls to the left and rises to the right
B. rises to the left and falls to the right
C. rises to the left and rises to the right
D. falls to the left and falls to the right
Use the Principle of Mathematical Induction to show that the statement is true for all natural numbers n.Show that the formula 
obeys Condition II of the Principle of Mathematical Induction. That is, show that if the formula is true for some natural number k, it is also true for the next natural number 
. Then show that the formula is false for 
.
What will be an ideal response?
Find the product and write the result in standard form.(-3 + i)(-3 - i)
A. 9 B. -8 C. 10 D. -3