Besides, we have also proved that in the practical approach of the geometrical method, the value of cos(30°) is equal to 0.8666666666. Now, you can compare both the values of cos(30°) and observe that the value of cos(30°) obtained in the practical approach differs slightly from the...
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Cos 280° is equal to 1) cos 80° 2) -cos 80° 3) cos 10° 4) -cos 10° Which expression is equivalent to tan(-110º)? 1) tan 20° 2) -tan 20° 3) tan 70° 4) -tan 20° Angle 8 is an angle in standard positi...
The short answer is that Cos2x = (Cos x)2. Conversely, Cos(x)2is equal to the Cosine of the squared value of x, a totally different value. To demonstrate, if the angle value (x) is equal to 30, the value of Cos2x will be: And the value of Cos(x)2will be: Hope this clear...
If, thenis equal to: यदिcosec2θ=sec(3θ−15∘)है, तोθका मान क्या होगा ? View Solution Ifsinθ+cosθ=1,thensinθcosθis equal to : View Solution If12Sinθ=5Cosθ, thenSinθ+Cosθ−Cotθis equal to : ...
The set of journals have been ranked according to their SJR and divided into four equal groups, four quartiles. Q1 (green) comprises the quarter of the journals with the highest values, Q2 (yellow) the second highest values, Q3 (orange) the third highest values and Q4 (red) the lowest ...
equal to ? A 2 B 0 C 1 D -19 Solution Verified by Toppr Correct option is C. 0cos800+cos400−cos200 ⇒ (cos800+cos400)−cos200 ⇒ 2cos(80o+40o2)cos(80o−40o2)−cos20o [cosA+cosB=2cos(A+B2)cos(A−B2)] ⇒ 2cos(120o2)cos...
How do you integrate cos(x)? To integrate cos(x) we find the antiderivative of cos(x) using the Fundamental Theorem of Calculus and derivative rules. Since the antiderivative of cos(x) is sin(x), the integral of cos(x) is equal to sin(x) + C.A...
Why is cos(30∘) equal to cos(−330∘)? https://www.quora.com/Why-is-cos-30-circ-equal-to-cos-330-circ See it can be explained as... if you draw the graph of cosx you will find that function is repeats itself after every 2pi interval... that is it's time period is ...
In degrees, the calculation is more explicit. One method is to utilize the cosine of the difference between angles formula. For instance, if you subtract 3° from a 60° angle, you get 57°, and the cosine of 57° can be determined. Alternatively, consider a 30-60-90 right...