radomes.openskiesproject.org
janny23 janny23
  • 20-03-2015
  • Mathematics
Answered

Solve to the nearest degree, tan^2 theta--2tan theta=0 in the interval 0 degree

A63 degree, 180 degree, 243 degree,360 degree
B0 degree, 63 degree, 180 degree, 243 degree, 360 degree
C63 degree, 243 degree
D0 degree, 180 degree, 360 degree

Verified Answer :

belcatya
belcatya belcatya
  • 20-03-2015

tg²a-2tga=0
tga(tga-2)=0
tga=0 or tga=2
(explanation of the picture)
Answer:
b) 0 degree, 63 degree, 180 degree, 243 degree, 360 degree

View image belcatya
Answer Link

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