The graph of the derivative function f' is given. Find the critical numbers of the function f.

A. -1
B. -1, 1
C. -1, 0, 1
D. 0


Answer: B

Mathematics

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Translate the problem situation to a system of equations. Do not attempt to solve.Anne has 18 coins in her pocket consisting of nickels and dimes only. The total value of the coins is $1.15. How many nickels and how many dimes does she have? (Let x represent the number of nickels and y represent the number of dimes.)

A. x + y = 18, 0.05x + 0.1y = 115 B. x + y = 18, 5x + 5y = 115 C. x + y = 18, 5x + 10y = 115 D. x + y = 18, 5x + 10y = 1.15

Mathematics

Evaluate the expression.

A. does not exist B. 0

Mathematics

Find the least common multiple (LCM) of the pair of numbers.40 and 45

A. 1800 B. 85 C. 5 D. 360

Mathematics

Combine like terms and write the resulting polynomial in descending order of powers.-6m2 - 3m4 + 3 + m2 - 7m3 - 10 + 14m + 9m4

A. 6m4 - 7m3 - 5m2 + 14m - 7 B. 9m7 - 5m3 - 3 C. -6m4 - 7m3 + 6m2 + 14m - 8 D. 7m4 - 7m3 + 14m - 9

Mathematics