Algebra 2 and Trigonometry - Fall 2009, Part 4

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Math Regents Exams

Here is our a collection of videos, exam questions and step-by-step solutions that are suitable for High School Math based on the topics required for the Regents Exam conducted by NYSED.

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Fall 2009 Regents Exam

Question #13 - 2009 Algebra2 /Trigonometry Fall Sampler
Graphs
Which graph represents the equation y = cos⁻¹ x?

Q #14 - 2009 Algebra2 /Trigonometry Fall Sampler
Exponents
The expression (a²b^-3)/(a^-4b²) is equivalent to

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Q #15 - 2009 Algebra2 /Trigonometry Fall Sampler
Normal Distribution
The lengths of 100 pipes have a normal distribution with a mean of 102.4 inches and a standard deviation of 0.2 inch. If one of the pipes measures exactly 102.1 inches, its length lies

Q #16 - 2009 Algebra2 /Trigonometry Fall Sampler
Graphing inverse of a function
If a function is defined by the equation f(x) = 4^x, which graph represents the inverse of this function?

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