(10 pts) Calculate a) sin(8+8) b) sinh(7+7j)
(1 point) Since 8t2 sinh(at) + 5+ sin(at) = ť? (8 sinh(at) + 5 sin(at)). to find the Laplace transform of 8t? sinh(at) + 5tsin(at) you take the second derivative of Therefore L{8t2 sinh(at) + 5t2 sin(at)}(s) =
Find the derivative of the following: f(x)=( Sinh(Sin-(x2)))3 оа. Select one: - 6X(Sinh(Sin-(x^))) Cosh(Sin-1(xº) √1-8" 3(Sinh(Sin-'(x2)))?Cosh(Sin-'(x2)) O b. 71-X 3(Sinh(Sin '(x2))) Cosh(Sin ?(X)) O c. 71-X 6XCosh(Sin-'(x?)) O d. V1-14
5. Evaluate the following differentials (a) det? (b) d sinh ở (c) dx sin (d) do y 6. Find the exact values of the following expressions. Justify your answers using the definitions of they hyperbolic functions. (a) sinh (In 3) (b) cosh (In 3) (c) tanh (In 3) 7. Suppose cos 2 + siny = 1 (a) Use implicit differentiation to find y' = dy. Simplify your answer as appropriate. (b) Use implicit differentiation to find y" dy. Simplify your...
Multiply (7 +81)(7-81) (7 + 81)(7 - 8) = (Type your answer in the form a+bi)
7.(6 pts) Calculate the pH, [OH], and pOHl of a 0.0035 M HCl aqueous solution: 8. (6 pts) What are the [Hs0'1, (OH], and poH in a solution with a pH of 3.82? 9. (6 pts) What are the [H:0'], [OH], and pH in a solution with a pOH of 11.75? pH = pOH= , [OH'] = POH ' [OH'] = 10. (6 pts) Calculate the [H30, [OH1, and pH a 0.040 M Ba(OH)2 solution. [OH-11- pH=
all parts please PART II 7) (8 pts) Given the polar equation r = 6 sin θ, 0 θ π a) Graph and find the length of the graph geometrically. b) Find the length of the graph by integrating. 8.) (9 pts) Given the four-leaved rose r 2sin(26). a) Show the symmetries. b) Find the tangents of the leaf through the pole to determine the limits of integration. c) Find the area of one leaf. PART II 7) (8 pts)...
question 81 show all work please 81. Suppose cos(6) and is in quadrant IV. Find sin(0) and tan , (X) 82. Evaluate: co 83. Evaluate: sin(-600°)
The sales data from period 1-7 are as the follows: 58, 66, 69, 81, 75, 73, and 76. Using 5 period weighted moving average forecasted the sales in Period 6 and 7 are: a. 68.50 and 72.10 O b. 72.75 and 74.70 OC. 73.07 and 74.13 O d.69.80 and 72.80 e.68.50 and 72.75
Find the general solution of 4 -8 2 cosht 12 -6 (cosht(+32 sinh) cosht + 2 sinh NI ( -8)*+