The graph of a function f is given. Use the graph to answer the question.Find the numbers, if any, at which f has a local minimum. What are the local minima?
A. f has a local minimum at x = -1; the local minimum is 0
B. f has a local minimum at x = -1 and 1; the local minimum is 0
C. f has a local minimum at x = 0; the local minimum is 3
D. f has no local minimum
Answer: B
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Solve the problem.A ladder is resting against a wall. The top of the ladder touches the wall at a height of 6 ft. Find the length of the ladder if the length is 2 ft more than its distance from the wall.
A. 12 ft B. 8 ft C. 10 ft D. 6 ft
Determine whether the pair of fractions is equivalent.
and 
A. equivalent B. not equivalent
Provide an appropriate response.Write the steps you would use to solve this equation: 3(x - 1) + 5x = -9x.
What will be an ideal response?
Identify the polynomial as a monomial, binomial, trinomial, or none of these. 12z + 1
A. Trinomial B. Monomial C. None of these D. Binomial