Evaluate the following
sin^245°+cos^245°/tan^260°
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Answered by
1
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Answered by
1
Answer:
We have,
2 (cos
2
45
∘
+tan
2
60
∘
) - 6 (sin
2
45
∘
−tan
2
30
∘
)
=2[(
2
1
)
2
+(
3
)
2
]−6[(
21 ) 2−( 31) 2 ]=2( 21 +3)−6(21 − 31 )=2(21+6 )−6(63−2 ) = 7−1=6
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