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cos88*cos2-sin88*sin2 - BONGDATV
cos88*cos2-sin88*sin2: PDF Fun in trig - Montana State University,sin 90∘·cos 0∘+sin 88∘·cos 2∘+sin 86∘·cos 4∘ ... - BYJU'S,What is the value of sin2° sin4° sin6° .... sin88° / cot88° cot86° cos ...,[Solved] cos1° sin89° + cos2° sin88° + cos3° sin87° + …. + cos89° sin1 ...,
PDF Fun in trig - Montana State University
Free trigonometric equation calculator - solve trigonometric equations step-by-step
sin 90∘·cos 0∘+sin 88∘·cos 2∘+sin 86∘·cos 4∘ ... - BYJU'S
In mathematics, an "identity" is an equation which is always true, regardless of the specific value of a given variable. An identity can be "trivially" true, such as the equation x = x or an identity can be usefully true, such as the Pythagorean Theorem's a2 + b2 = c2.
What is the value of sin2° sin4° sin6° .... sin88° / cot88° cot86° cos ...
Find the sum : $\frac{1}{\cos0^\circ\cos1^\circ}+\frac{1}{\cos1^\circ \cos2^\circ} +\frac{1}{\cos2^\circ \cos3^\circ}+.....+$
[Solved] cos1° sin89° + cos2° sin88° + cos3° sin87° + …. + cos89° sin1 ...
Solution. Verified by Toppr. sin2°sin4°sin6°......sin88° cos88°cos86°cos84°......cos2°. = sin(90°−88°)sin(90°−86°)sin(90°−84°)....sin(90°−2°) cos88°cos86°cos84°......cos2°. = cos88°cos86°cos84°......cos2° cos88°cos86°cos84°......cos2°. = 1. Hence, the answer is 1. Was this answer helpful? 0. Similar Questions. Q 1.
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