Grade 11IIT JEE Entrance Exam
Please answer this question it`s urgent Sinx + sin3x + sin5x = 0
1 Answer
Laltesh Singh
Approved Tutor Answer8 Years agoSinx + sin3x + sin5x = 0Sin5x + sinx + sin3x = 02 sin3x cos2x + sin3x = 0sin3x ( 2 cosx + 1) = 0sin3x = 0 or cos2x = -1/23x = nπ or 2x = 2nπ +-2π/3 x = nπ/3 or x = nπ +- π/3
Other Related Questions on iit jee entrance exam
Let S={x:x belongs to R(√3+√2)^(x^2-4) - (√3-√2)^(x^2-4)=10}. Then n(S) is equal to-
Let S={x:x belongs to R(√3+√2)^(x^2-4) - (√3-√2)^(x^2-4)=10}. Then n(S) is equal to-
iit jee entrance exam
Last Activity: 9 Months ago
My rank is 29k, General, should I opt for any state college cse branch or some Nits in which in which I am getting ECE , chemical, mechanics etc....
My rank is 29k, General, should I opt for any state college cse branch or some Nits in which in which I am getting ECE , chemical, mechanics etc....
iit jee entrance exam
Last Activity: 3 Years ago
How is Ranquer Eduzone,comparing, Akash,Fitjee,Resonance,Naryana
How is Ranquer Eduzone,comparing, Akash,Fitjee,Resonance,Naryana
iit jee entrance exam
Last Activity: 3 Years ago
Can class 9th students study syllabus class of 11th
Can class 9th students study syllabus class of 11th
iit jee entrance exam
Last Activity: 4 Years ago