Convert the point from rectangular coordinates to spherical coordinates. (-1, 2, 1)

Convert the point from rectangular coordinates to spherical coordinates. (-1, 2, 1) (p, 0, p) = (

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(Show work) 11. A baseball player running forward at 3 meters per second throws a ball with a velocity of 20 meters per second at an angle of 20° with the horizontal. What is the resultant speed and direction of the throw? (Show work) 12. Write 18(cosl169° + isin169°) in rectangular form. Round numerical entries in the answer to two decimal places. (Show work) 13. Find the rectangular coordinates of (9, 150°) (Show work) Answer: (-93/2, 9/2) F6 7 (0 因