if cos28+sin28=k^3 then find the value of cos 17 in terms of k
if cos28+sin28=k^3 then find the value of cos 17 in terms of k
Vedant Vedant , 11 Years ago
Grade
Trigonometry> trigo...
2 Answersjitender lakhanpal
Last Activity: 11 Years ago
HI VEDANT
PFA
jitender lakhanpal
Last Activity: 11 Years ago
cos 28 = sin 62
sin 62 + sin 28 = 2 sin 45 * cos 17 = k3
from the above equation u can find the value of cos 17 in terms of k
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