Web13 feb. 2024 · If cos-1 (x/2) + cos-1 (y/3) = α, then prove that 9x2 – 12xy cos α + 4y2 = 36 sin2 α inverse trigonometric functions class-12 Share It On 1 Answer +1 vote answered Feb 13, 2024 by Prerna01 (52.4k points) selected Feb 13, 2024 by RahulYadav Best answer Given as cos-1 (x/2) + cos-1 (y/3) = α As we know that By, squaring both sides WebYou have ∣y∣ = Asinx = eCesinx. The number eC is necessarily positive if C is real. Hence ∣y∣ = (a positive constant⋅ esinx). From this it follows that y = (a non-zero constant⋅esinx). …
implicit derivative of (dy)/(dx), y=sin (3x+4y)
WebThe correct option is B tan u Explanation for the correct answer: To find the value of x ∂ u ∂ x + y ∂ u ∂ y : Given, u = sin - 1 ( x 2 + y 2) ( x + y) sin u = ( x 2 + y 2) ( x + y) = x 2 1 + y 2 x 2 x 1 + y x = x 1 + y 2 x 2 1 + y x = x f y x This is a homogeneous function of the degree 1. So by Euler’s theorem, x ∂ z ∂ x + y ∂ z ∂ y = n z WebAnswer to: if sin x + sin y = 1/4 and cos x + cos y = 1/3 then find, tan((x + y)/2) By signing up, you'll get thousands of step-by-step... Log In. Sign Up. Menu. ... If f(x) = x \sin x, then find f'(\frac{3\pi}{2}). Y"+4y=10e^x, y=3 sin 3x+9 cos 3x +2 e^x A) No B) Yes; Find y' and y". y = cos^2 x; Solve the following equation: (1 + \sin y)1 ... pro light body filler
If (1 + √(1 + x)tan y = 1 + √(1 - x)) , then sin 4y is equal to
WebStep-by-step solutions for differential equations: separable equations, Bernoulli equations, general first-order equations, Euler-Cauchy equations, higher-order equations, first … WebI have to find the solution for y ″ + 4y = sin3(2x). We can use an identity to transform our equation to: y ″ + 4y = (3 / 4)sin(2x) − (1 / 4)sin(6x). Our guess for the particular solution … WebAnswer (1 of 2): cosx+cosy=1/3 ……………equation 1 sinx +siny=1/4………..equation 2 Squaring both the sides of equation 1&2 Cos^2x+cos^2y+2cosx×cosy=1/9 sin ... kuwo24lsbx03 wine cooler repair manual