If sinx+cosx a then
WebCalculation: sin x + a cos x = b. ⇒ (sin x + a cos x) 2 = b 2. ⇒ sin 2 x + a 2 cos 2 x + 2 a sin x cos x = b 2. ⇒ (1 - cos 2 x) + a 2 cos 2 x + 2a sin x cos x = b 2 ... [Using sin 2 x = 1 - … Web30 mrt. 2024 · Example 39 If 𝑦 = A sin𝑥+B cos𝑥, then prove that 𝑑2𝑦/𝑑𝑥2 + y = 0. 𝑦 = A sin𝑥+B cos𝑥 Differentiating 𝑤.𝑟.𝑡.𝑥 𝑑𝑦/𝑑𝑥 = 𝑑(A sin𝑥 + B cos𝑥" " )/𝑑𝑥 𝑑𝑦/𝑑𝑥 = 𝑑(A sin𝑥 )/𝑑𝑥 + 𝑑 (B cos𝑥 ...
If sinx+cosx a then
Did you know?
Web24 aug. 2024 · Best answer Given that, sin x + cos x = a sin x + cos x = a On squaring both sides, we get (sin x + cos x)2 = (a)2 ( sin x + cos x) 2 = ( a) 2 ⇒ sin2 x + cos2 x + 2 … WebIf f (x) = sin^2 2x, then f' (x) = 2(sin 2x)(cos 2x). Determine whether the statement is true or false. If it is true, explain why. If it is false, explain why or give an example that disproves …
Web20 jan. 2024 · Best answer Correct Answer - 4 Since f (x) = K sin x + 2 cos x sin x + cos x f ( x) = K sin x + 2 cos x sin x + cos x is strictly increasing f (x) > 0f or allx f ( x) > 0 f or a l l x or k − 2 (sin x+ + cos x)2 > 0f or allx k - 2 ( sin x + + cos x) 2 > 0 f or a l l x or k − 2 > 0 or k > 2 k - 2 > 0 or k > 2 ← Prev Question Next Question → Web16 mrt. 2024 · Step 1: Let P (n) : If A = [ 8 (cos "θ" &sin" θ" @−sin "θ" &cos" θ" )] then An = [ 8 (cos n"θ" &sin n"θ" @−sin" nθ" &cos n"θ" )] ,n ∈ N. Step 2: Prove for n = 1 For n = 1 …
Web24 aug. 2024 · Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto … Webdefine functions f(x) = sinx, f(x) = cosx and f(x) = tanx. 2. The sine function f(x) = sinx We shall start with the sine function, f(x) = sinx. This function can be defined for any number x using a diagram like this. x sin x 1 We take a circle with centre at the origin, and with radius 1. We then draw a line from the
Web2 aug. 2024 · Step-by-step explanation: sinx+cosx=1 squaring both side we get sin²x+cos²x+2sinxcosx=1 2sinxcosx+1=1 because sin²x+cos ²x=1 2sinxcosx=0 from trignometeric identity sin2x=2sinxcosx that means sin2x=0 Find Math textbook solutions? Class 9 Class 8 Class 7 Class 6 Class 5 Class 4 Class 3 Class 2 Class 1 NCERT Class …
Web27 jul. 2024 · Answer: Step-by-step explanation: (sin x + cos x)² = sin² x + cos² x + 2 (sin x) (cos x) = (sin x + cos x)² = 1 + 2 (sin x) (cos x) = a² = 1 + 2 (sin x) (cos x) = (sin x) … hermi odle action figureWeb18 okt. 2024 · If sin x + sin y = a and cos x + cos y = b then find tan ( x − y 2) See Answers Answer & Explanation Benedict Skilled 2024-10-19 Added 108 answers sin ( A + B) = sin … max dose st john\u0027s wortmax dose of zetiaWeb30 jun. 2024 · Ask a question for free Get a free answer to a quick problem. Most questions answered within 4 hours. hermiona grangerWeb3 sep. 2024 · Best answer Given that, sin x + cos x = a Squaring both sides, we get (sin x + cos x)2 = a2 ⇒ sin2x + cos2x + 2sin x cos x = a2 ⇒ 1 + 2sin x cos x = a2 (i) sin6 x + … max dose tylenol childrenWeb15 jun. 2024 · Click here 👆 to get an answer to your question ️ If y=(sin x)cos x then dy/dx=? ... y' = sinx (-sinx) + cosx ( cosx) = = cos2x. Advertisement Advertisement New questions in Math. 1) verty commutative property of multiplication: max dose theophyllineWeb21 apr. 2024 · 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 … max dose tylenol in 24 hours