Find the magnitude and direction angle of v = -7i + 3j
2 answers
is this Rachel Morton
sqrt(49+9) = sqrt(58) =7.61
tan angle above -x axis = 3/7
A = .405 radians *180/pi = 23.2 deg
so
angle counterclockwise from x axis = 180-23.2
tan angle above -x axis = 3/7
A = .405 radians *180/pi = 23.2 deg
so
angle counterclockwise from x axis = 180-23.2