Problem 559

What is the trigonometric ratio for cot θ     Solution:-   Use the mnemonic device of SOH-CAH-TOA and remember that cotangent is the reciprocal of tangent to write the trigonometric…

Problem 554

  Explain how a graph fails the vertical line test.   Solution:-   Any vertical line drawn through the graph cannot intersect the graph more than once. If any vertical…

Problem 548

  Which of the following graphs represents y = 3x + 3 ?   Solution:-     Look for the graph of a linear function with a slope of three and…