Given that sin(32 degrees) = a and cos(32 degrees) = b, find tan(148 degrees) in terms of a and/or b.

Guest Dec 13, 2018

#1**+1 **

SIn (pi - 32) = sin 32 so sin 148 = sin32 = a

cos(pi-32) = -cos(32) so cos(148) = -b

tan (148) = sin(148) / cos(148) = -a/b

ElectricPavlov Dec 13, 2018

#1**+1 **

Best Answer

SIn (pi - 32) = sin 32 so sin 148 = sin32 = a

cos(pi-32) = -cos(32) so cos(148) = -b

tan (148) = sin(148) / cos(148) = -a/b

ElectricPavlov Dec 13, 2018