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If sin 9° × sin 27° = cos 63° × cos 81° then, what's it identity value?
sin 63° × cos 81°
tan 63° × cos 81°
cos 63° × cos 81°
sin 63° ×tan 81°
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What is the value of this identity sin1°. sin2°. sin45° .sec88° .sec89° ?
-1
2
3
1
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sec( heta).cosec(90° - ( heta)) - tan( heta).cot(90° - ( heta))
-1
3
1
-2
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(frac{cos(90°+θ).sec(-θ).tan(180° - θ)}{sec(360° + θ).sin(180°+θ).cot(90°-θ)})
2
-2
-1
1
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What is the numerical value of sin70°.cos20° + sin20°.cos70°?
sin270° + cos270° = 1
cos270° + tan270° = 1
sin270° + cos270° = -1
sin270° + cos270° = -1
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What is the identical value of sin 240°?
(frac{sqrt{3}}{2})
-(frac{sqrt{3}}{2})
(frac{1}{sqrt{2}})
-(frac{1}{sqrt{2}})
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What is the numerical value of tan(-300°)?
(sqrt{3})
(sqrt{2})
-(sqrt{2})
-(sqrt{3})
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sin(90° - A) = _______
tan A
sec A
sin A
cos A
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cos(90° - A)= _______
cos A
cosec A
cot A
sin A
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tan(90° - A) =_______
sec A
tan A
cosec A
cot A
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cosec(90° - A)= _______
cot A
sin A
cosA
sec A
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sec(90° - A)= _______
cot A
sin A
cosec A
cos A
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cot(90° - A)= _______
tan A
sinA
cos A
cot A
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sin(90° + A) = _______
cos A
tan A
sin A
cosec A
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cos(90° + A)= _______
sin A
cos A
;i:1;s:13:
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tan(90° + A) = _______
;i:1;s:11:
sin A
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cosec(90° + A)= _______
;i:3;s:5:
;i:2;s:5:
sec A
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sec(90° + A)= _______
;i:1;s:13:
tan A
cot A
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cot(90° + A)= _______
;i:1;s:5:
;i:2;s:7:
;i:3;s:5:
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sin(180° - A) = _______
sin A
;i:3;s:5:
;i:2;s:5:
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tan(180° - A) = _______
;i:2;s:5:
;i:3;s:5:
;i:1;s:4:
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cosec(180° - A)= _______
cosec A
sin A
secA
cos A
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sec(180° - A)= _______
;i:1;s:11:
cot A
-
cot(180° - A)= _______
tan A
;i:1;s:11:
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tan(180° + A) = _______
sin A
tan A
cot A
cos A
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sec(180° +A)= _______
sin A
sec A
cot A
cosec A
-
cot(180° +A)= _______
cos A
cot A
sin A
tan A
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tan(270° - A) = _______
cos A
sin A
cot A
cosec A
-
cot(270° - A)= _______
cosc A
sin A
cos A
tan A
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cos(270° +A)= _______
cos A
tan A
cosec A
sin A
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sec(270° + A)= _______
cosec A
sin A
cos A
secA
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cos(360° - A)= _______
cos A
tan A
sin A
sec A
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sec(360° - A)= _______
cot A
cosec A
sin A
sec A
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cos(-A)= _______
sin A
cos A
sec A
tan A
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sec(-A)= _______
sin A
sec A
cosec A
tan A
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