Find sin260- - cos245-

sin^260^∘ + cos^245^∘=(√(3)2)^2+(1√(2))^2=34+12=3+24=54 ...

You visited us 70 times! Enjoying our articles? Unlock Full Access!

Integration by Substitution

Find sin260...

Question

Find $s i n^{2} 60^{\circ}$ + $c o s^{2} 45^{\circ}$ ?

Open in App

Solution

Suggest Corrections

Similar questions

\frac{4}{{cot}^{2} 30^{\circ}} + \frac{1}{{sin}^{2} 60^{\circ}} - {cos}^{2} 45^{\circ}

\frac{4 {cot}^{2} 60^{\circ} + {sec}^{2} 30^{\circ} - 2 {sin}^{2} 45^{\circ}}{{sin}^{2} 60^{\circ} + {cos}^{2} 45^{\circ}}

\frac{1}{c o t^{2} 30^{\circ}} + \frac{1}{s i n^{2} 60^{\circ}} - c o s^{2} 45^{\circ}

{sin}^{2} θ + {sin}^{2} (60^{\circ} + θ) + s i n^{2} (60^{\circ} - θ) =

{cos}^{2} 45 - tan 45 = sin θ

sin θ

Join BYJU'S Learning Program