Math, asked by thakkarmansi50, 10 months ago

Solve: sin(90 - 0)* cos(90 - 0) * tan(90 - 0)​

Answers

Answered by Anonymous
9

Answer:

Step-by-step explanation:

 =  &gt;  \sin(90 -</strong><strong>\</strong><strong>t</strong><strong>h</strong><strong>e</strong><strong>t</strong><strong>a</strong><strong> )  \times  \cos(90 - </strong><strong>\</strong><strong>t</strong><strong>h</strong><strong>e</strong><strong>t</strong><strong>a</strong><strong>)  \times  \tan(90 - </strong><strong>theta</strong><strong>)  \\  \\  =  &gt;  \cos(</strong><strong>\</strong><strong>t</strong><strong>h</strong><strong>e</strong><strong>t</strong><strong>a</strong><strong>)  \times  \sin(</strong><strong>\</strong><strong>t</strong><strong>h</strong><strong>e</strong><strong>t</strong><strong>a</strong><strong>)  \times  \cot(</strong><strong>\</strong><strong>theta</strong><strong>)  \\  \\  =  &gt;</strong><strong> </strong><strong>\cos(\theta)  \times  \sin(\theta)</strong><strong> </strong><strong>\</strong><strong>t</strong><strong>i</strong><strong>m</strong><strong>e</strong><strong>s</strong><strong> </strong><strong>\</strong><strong>frac</strong><strong>{</strong><strong>\</strong><strong>s</strong><strong>in</strong><strong>(</strong><strong>\</strong><strong>t</strong><strong>h</strong><strong>e</strong><strong>t</strong><strong>a</strong><strong>)</strong><strong>}</strong><strong>{</strong><strong>\</strong><strong>c</strong><strong>o</strong><strong>s</strong><strong>(</strong><strong>\</strong><strong>t</strong><strong>h</strong><strong>e</strong><strong>t</strong><strong>a</strong><strong>)</strong><strong>}</strong><strong>\</strong><strong>\</strong><strong> </strong><strong>\</strong><strong>\</strong><strong> </strong><strong>=</strong><strong>&gt;</strong><strong> </strong><strong>\</strong><strong>c</strong><strong>o</strong><strong>s</strong><strong>(</strong><strong>\</strong><strong>t</strong><strong>h</strong><strong>e</strong><strong>t</strong><strong>a</strong><strong>)</strong><strong>

Answered by ToxicEgo
0

sin(90-) ×cos(90-) ×tan(90-)

cos ×sin×cot

cos×sin×cos/sin

cos ×cos

cos²

Trigonometric identities used here :

(1) sin(90-) =cos

(2) cos(90-) =sin

(3) tan (90-) =cot

(4) cot∅= cos∅/sin∅

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