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Find the value of cos 48o – sin 42o

WebClick here👆to get an answer to your question ️ Prove that sin 48^∘sec 42^∘ + cos 48^∘cosec 42^∘ = 2. Solve Study Textbooks Guides. Join / Login >> Class 10 >> Maths >> Introduction to Trigonometry >> Trigonometric Ratios of Complementary Angles >> Prove that sin 48^∘sec 42^∘ + cos 48^∘co. WebUsing the Sum and Difference Formulas for Cosine. Finding the exact value of the sine, cosine, or tangent of an angle is often easier if we can rewrite the given angle in terms of two angles that have known trigonometric values. We can use the special angles, which we can review in the unit circle shown in Figure 2.

Evaluate cos 48° cos 42° − sin 48° sin 42°. - Sarthaks

WebApr 4, 2024 · Find an answer to your question find the value of cos 42-sin 48. yoyo6565 yoyo6565 04.04.2024 Math Secondary School answered Find the value of cos 42-sin 48 See answers Advertisement Advertisement Incredible29 Incredible29 Heya user , Here is your answer !! cos 42 - sin 48 = cos 42 - sin ( 90 - 42 ) WebCorrect option is B) cos 248 o−sin 212 o=cos(48+12)cos(48−12)[cos 2A−sin 2B=cos(A+B)cos(A−B)] =cos60×cos36= 21× 4 5+1 8 5+1 Was this answer helpful? 0 0 … empire waist summer tops https://shadowtranz.com

Evaluate (i) sin 18°/cos 72° (ii) tan 26°/cot 64° (iii) cos 48° - sin ...

Webanswered Oct 17, 2024 by Deepak01 (59.0k points) selected Oct 17, 2024 by Vikash Kumar. Best answer. =Cos 48°cos 42° – Sin 48° Sin 42°. =Sin (90° – 48°) sin (90°-42°) – Sin … WebFind the Exact Value sin (42 degrees ) Mathway Trigonometry Examples Popular Problems Trigonometry Find the Exact Value sin (42 degrees ) sin(42°) sin ( 42 °) The result can be shown in multiple forms. Exact Form: sin(42°) sin ( 42 °) Decimal Form: 0.66913060… 0.66913060 … WebThe cosine is a trigonometric function of an angle, usually defined for acute angles within a right-angled triangle as the ratio of the length of the adjacent side to the hypotenuse. It is the complement to the sine. In the … dr ashlyn savage musc

Evaluate: cos 48°- sin 42° - Sarthaks eConnect Largest Online ...

Category:Evaluate cos 48^o cos 42^o - sin 48^o sin 42^o - Toppr

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Find the value of cos 48o – sin 42o

Evaluate (i) sin 18°/cos 72° (ii) tan 26°/cot 64° (iii) cos 48° - sin ...

WebSine Calculator sin = Calculate × Reset Cosine calculator Sine expression calculator Expression with sin (angle deg rad): Expression = Calculate × Reset Inverse sine … WebInverse cosine calculator. Enter the cosine value, select degrees (°) or radians (rad) and press the = button. RapidTables. Search Share. ... The arccosine function is the inverse …

Find the value of cos 48o – sin 42o

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WebFree math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. WebFree math problem solver answers your trigonometry homework questions with step-by-step explanations.

WebApr 10, 2024 · Q1. A 1.2 m tall girl spots a ballon moving with the wind in a horizontal line at a height of 88.2 m from the ground. The angle of elevation of the balloon from the eyes of the girl at any instant is 60°. WebFind the value of sin 48o sec 42o + cos 48o cosec 42o. Login. Study Materials. NCERT Solutions. NCERT Solutions For Class 12. NCERT Solutions For Class 12 Physics; ...

WebThe sin of 48 degrees equals the y-coordinate (0.7431) of the point of intersection (0.6691, 0.7431) of unit circle and r. Hence the value of sin 48° = y = 0.7431 (approx) Sin 48° in Terms of Trigonometric Functions Using trigonometry formulas, we can represent the sin 48 degrees as: ± √ (1-cos² (48°)) ± tan 48°/√ (1 + tan² (48°)) WebShow that: (i) tan 48° tan 23° tan 42° tan 67° = 1 (ii) cos 38° cos 52° - sin 38° sin 52° = 0. If tan 2A = cot (A – 18°), where 2A is an acute angle, find the value of A. If tan A = cot B, prove that A + B = 90°.

WebSep 9, 2024 · sin 8 ( x) + cos 8 ( x) = 48 / 128, then find the value of x? I tried this by De Moivre's theorem: ( cos θ + i sin θ) n = cos ( n θ) + i sin ( θ) = e i n θ But could not proceed further please help. trigonometry complex-numbers Share Cite Follow edited Sep 21, 2024 at 15:03 Krzysztof Myśliwiec 171 2 14 asked Sep 9, 2024 at 14:42 user567571 1

dr ashlyn smith hampton scWebStep 1: To Calculate the Value of cos⁡ (48°) - sin42°. Step 2: We know that cosθ = sin (90-θ) Now look at the question. Step 3: cos⁡ (48°) - sin⁡ (42°) cos⁡ (48°) - sin⁡ … drashlite tent lightsWebSolution cos 48 0 = cos ( 90 0 - 42 0) = sin 42 0 [ cos ( 90 0 - θ) = sinθ] ⇒ cos 48 0 - sin 42 0 = sin 42 0 - sin 42 0 = 0 Thus, cos 48 0 - sin 42 0 = 0 Answer Suggest Corrections 29 … dr ash macon gaWebSine calculator Cosine expression calculator Expression with cos (angle deg rad): Expression = Calculate × Reset Inverse cosine calculator cos-1 = Calculate × Reset … dr ashman urologyWebThe value of sin 42 degrees can be calculated by constructing an angle of 42° with the x-axis, and then finding the coordinates of the corresponding point (0.7431, 0.6691) on … empire waist spring dressesWebJun 23, 2011 · Evaluate the sine of 1 degree using a TI Scientific Calculator and you will get 0.0174524064. Evaluate the above messy expression and you will also get 0.0174524064. Even allowing for calculator rounding errors, we can be confident our answer is correct. List of all sines of integer degrees from 1° to 90° dr ashmead ali pediatricsWebApr 2, 2024 · So, we get x = cos 48 ∘ − cos 48 ∘. ⇒ x = 0. So, we have found the value of cos 48 ∘ − sin 42 ∘ as 0. ∴ The value of cos 48 ∘ − sin 42 ∘ is 0. Note: Whenever we get this type of problem, we should try to convert both the trigonometric functions into the same trigonometric functions in order to reduce the calculation time. empire waist swimdress