Use counting rules to determine the probability.A student takes a true-false test consisting of 11 questions. Assuming that the student guesses at each question, find the probability that the student answers exactly 9 questions correctly.
A. 0.0161
B. 0.0215
C. 0.0107
D. 0.0269
Answer: D
Mathematics
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Evaluate the expression.(-3)(9)(-5)
A. -17 B. 135 C. -135 D. 17
Mathematics
Find the derivative of the function and evaluate f'(x) at the given value of x.
?
?
A. 
B. 
C. 
D. 
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Determine whether the function is one-to-one by graphing and using the horizontal line test.f(x) = 2x - 5
A. Yes B. No
Mathematics
Provide an appropriate response.Is f(x) = 
its own inverse? Explain.
What will be an ideal response?
Mathematics