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In Delta ABC , sum a (sin B - sin C)...

In ` Delta ABC , sum a (sin B - sin C) `

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Knowledge Check

  • In Delta ABC, sum a .sin (B-C) =

    A
    0
    B
    1
    C
    2
    D
    3

  • In Delta ABC, sum a^3 sin (B-C) =

    A
    0
    B
    1
    C
    2
    D
    3

  • In Delta ABC, sin A: sin B: sin C is

    A
    a+b+c
    B
    `a:b:c`
    C
    `a^2+b^2+c^2`
    D
    abc

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    I: In a Delta ABC , if a= R tan A then b^2+c^2=bc+a^2 II: In a Delta ABC if sin A+ sin B+ sin C is maximum then triangle is equilateral

    In Delta , sum a^(3) sin (B-C) =

    In Delta ABC, sum""(cos (B-C))/(sinB sin C )=

    I: In a Delta ABC, if 4s(s-a)(s-b)(s-c)=a^2b^2 then it is right angled triangle II: In a Delta ABC, sin A+ sin B+sin C is maximum then triangle is equilateral

    In Delta ABC, (sin 2A + sin 2B+ sin 2C)/(cos A + cos B+ cos C-1)=

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