Answer the following statement(s) true (T) or false (F)
Teachers should use the warm-up problems that are specified in their textbooks and not deviate from the book.
Ans: False
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Find the inverse of the function.j = {(15, 3), (13, 4), (11, 5), (9, 6)}
A. j-1 = {(4, 3), (3, 11), (15, 13), (4, 5)}
B. j-1 = {(3, 15), (4, 13), (5, 11), (6, 9)}
C. j-1 = {(4, 3), (6, 11), (15, 11), (4, 5)}
D. j-1 = {(15, 
), (13, 
), (11, 
), (9, 
)}
The graph of a function f is given. Use the graph to answer the question.Is f(-5) positive or negative?
A. positive B. negative
Find the slope of the line that goes through the given points.(-2, 9), (-1, -2)
A. - 
B. - 11
C. 11
D. - 
Find the circle's circumference or area, as requested. Use 3.14 as the approximate value of ?, and round your answer to the nearest tenth.Find the circumference.
A. 3.8 in. B. 28.3 in. C. 18.8 in. D. 9.4 in.