Month: January 2015

  Find the slope of the line through the points (5, -2) and (0, 2).   Solution:-   Use the slope formula    

  Which of the following graphs represents a phase shift of  90̊ to the left of the parent graph of f(x) = sin x?   Solution:-   Graph the transformations of…

  Which of the following graphs represents a period of  of the parent graph of  f(x) = six x ?   Solution:- Graph the transformations of the given trigonometric function.  …

  Which of the following graphs represents a period of  4π for the parent graph of  f(x) = sin x ?.    Solution:-   Graph the transformations of the given trigonometric…

  Which of the following graphs represents a vertical shift down 1 of the parent graph of  f(x) = sin x?   Solution:- Graph the transformations of the given trigonometric…

  Which of the following graphs represents a vertical shift up 1 of the parent graph of f(x) = six x ?.   Solution:- Graph the transformations of the given…

  The function f(x) = 6 sin x contains which type of transformation or change to its parent graph?   Solution:-   A coefficient in front of the function represents a vertical…

  Find the cosine of 90°.   Solution:-   The coordinate at 90° is (0, 1). The cosine represents the x-coordinate of the ordered pair. Therefore, the cosine of 90° is…

  Explain the meaning of SOH of the mnemonic device SOH-CAH-TOA.   Solution:-   The mnemonic device of SOH-CAH-TOA represents the trigonometric ratios for the sine, cosine, and tangent functions.…

Write 85.847° in degrees, minutes, and seconds.   Solution:-   Step 1: Calculate the minutes. Multiply the decimal portion of the given angle by 60. Step 2: Calculate the seconds.…