IceLearner00viz
IceLearner00viz
Math
Answered
sin(-270 degrees) + cos 450 degrees
Sagot :
Cheahjimmyviz
Cheahjimmyviz
sin(-270°)+ cos 450°
= sin (-90°) + cos(90°)
1 + 0 =1 since sin (-270°) is in the second quadrant it is positive
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