4x – 2y = cosy Find the derivative and clearly prove that y' is positive. What can you conclude about the graph of the given function?
Find the derivative using the appropriate rule or combination of rules. y = (kx + b)-1/3 where k and b are any constants. (Use symbolic notation and fractions where needed.) y' =
Find the partial derivative. Find fx (-2,3) when f(x,y) = 2x2 – 3xy - y. O A. - 10 B. 15 C. -9 OD. 14
Find the derivative of the function. y= 3x4 +7 x2
0 Sy s 1. Let X and Y have joint pdf: fx,y(x, y) = kx(1 – x)y for 0 < x < 1, (a) Find k. (b) Find the joint cdf of (X,Y). (c) Find the marginal pdf of X and of Y. (d) Find Pſy < 81/2],P[X<Y]. (e) Are X and Y independent? (f) Find the correlation and covariance of X and Y. (g) Determine whether X and Y are uncorrelated. (h) Find fy(y|x) (i) Find E[Y|X = x]...
find derivative - yes this is the whole problem
3-5x ro 35x 6 In x y=et
4. Let X have p.d.f. fx(1),-1 < 2. Find the p.d.f. of Y-X2
Find each indicated derivative: 2x3 - 5x a. y' for y = x2 day b. for y = cotx dx2 c. f'(t) for f(t) = (3u² – 2u + 6) du d. y'for y = sin2 30
Find the derivative of y with respect to x. y= In 1 + 2x X2 OA. -4-3x 2x OB. 4 – 3 x 2x(1 + xx) -4-3/ 2(1+) -4-377 2x(1+x) OD.
1120 Page 1 of 1. Find the derivative of the function y = + + x2 using (a) the quotient rule (b) the product rule (without using the quotient rule) (c) the power rule (without using the product rule or quotient rule) For cach, clearly show and/or explain how to use the respective rule to find the derivative. (d) Which method, (a), (b), or (e), do you think is best for finding this derivative? Why?