વિધેય $f(x) = a \sin x + b \cos x$ ની મહત્તમ કિંમત શું છે?

  • A
    $\sqrt{a^2+b^2}$
  • B
    $\sqrt{a^2-b^2}$
  • C
    $a^2+b^2$
  • D
    $a^2-b^2$

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$2(\sin^6 \theta + \cos^6 \theta) - 3(\sin^4 \theta + \cos^4 \theta) = $

જો $A+B+C=\frac{\pi}{2}$ હોય,તો $\sqrt{2} \cos \left(\frac{\pi}{4}-A\right)+\sqrt{2} \cos \left(\frac{\pi}{4}-B\right)+\sqrt{2} \cos \left(\frac{\pi}{4}-C\right)+1=$

જો $A > 0, B > 0$ અને $A + B = \frac{\pi}{6}$ હોય,તો $\tan A + \tan B$ ની ન્યૂનતમ કિંમત શોધો.

જો $A+B+C=\pi$ હોય,તો $\sin A-\sin B+\sin C=$

સમીકરણ $(a + b)^2 = 4ab \sin^2 \theta$ ત્યારે જ શક્ય છે જ્યારે

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