Need fast help ?? Question 2 Not yet answered Marked out of 6.00 Flag question a...
Question 5 Not yet answered Marked out of 6.00 p Flag question If a and b are constants, the solution of (ayže xy +b)dx + 2ye xy + axy e x – 1 )dy=0 is Select one: O a.yle + bx-y=C O b. ye wy+x-y=C O ce@xy + bx=0 O d. ye xy + bx-y=C O e.y? (exy – 1)=C of.ye «xy +bx+y=C og-yle wy+bx-y=C oh.yle xy + bx=y
Marked out of 6.00 Pidg queJLIUM Question 3 Not yet answered if a and b are constants, the solution of (aye axy +b)dx+(2ye axy + axy e axy – 1)dy=0 is Select one: a. ewy + bx=C o bye + bx-y= 0 O c. ye xy + bx-y=C odyexy +bx+y=C oe.y?e@y+bx = y o .yeasy + x-y=C o & ylemy -1)=C Oh.ye® + bx-y=C
Question 5 Not yet answered Marked out of 12.00 P Flag question Evaluate the following integral cos(3x) y = 502 dx 4. r Select one: O a. y=-1 O b.y= -3 O c.y = 3 4 O d. y = 7 12
Question 4 Not yet answered Marked out of 6.00 Flag question The axis of symmetry of f(x) = ax? + bx + c,a # 0, is – ža Select one: True False
Question 5 Not yet answered Marked out of 4.00 P Flag question Suppose zi = 1 + 4i and z2 = 3 + 2i. Then 1 is equal to Select one: o a. 11 – 10i o b. 13 + 13 0 c. none of these 0 .-1+14, 0 Question 6 Not yet answered Marked out of 4.00 P Flag question Suppose y2 + 4x’y + 7x² = 11. Implicit differentiation gives = dy Select one: O a. none of...
Question 4 Not yet answered Marked out of 2 P Flag question Which one of the following transformations is converting the differential equation (4 x+ 6 y + 1) dx +(3 x+ 6 y + 2) dy=0 into homogeneous differential equation: a x=u+), y=v+(-) b. x=u+(-1), y=v+(- 6. x=u+(1), y=v+(-5) d. None e. x=u+), y=v+(-
QUESTION 9 Not yet answered 302 4v w Marked out of 1 Flag question 4v } 50 3v } 20 30 Calculate potential difference between x and y. Select one O a.-4.275V O b. 4.275V O C.-4.527 O d. 4.527V QUESTION 10 The reciprocal of resistance is called Not yet answered Marked out of 1 Select one: P Flag question O a. Capacitance O b. Inductance O c. Conductance O d. Concoctance
Question 3 døy Not yet answered Marked out of 2.0000 P Flag question Consider the following Ordinary Differential Equation (ODE) for function y(x) on interval [0, 1] dy dy + (-8.6) + 14.03 dx3 dx2 dx +(-2.47) + y(x) = 3.762 with the following initial conditions at point x = 0: dy y = 4.862, = 15.4696 = 77.4217 dx dx? Introducting notations dy dydy dx dx dx2 convert the ODE to the system of three first-order ODEs for functions...
Not yet answered Marked out of 1.00 Flag question Question text What is the value of the following Python expression? not(True and False) Select one: True False Question 2 Not yet answered Marked out of 1.00 Flag question Question text Consider the following Python program. fin = open('words.txt') for line in fin: word = line.strip() print(word) What does the program loop over? Select one: a. Lines in a file b. Lines in a list c. Words in a dictionary d....
Please circle your final answer! Question 13 Not yet answered Marked out of 10.00 Solve the following initial value problem. dy/dx + 3xy - 2x e^(-x) = 0 (first order linear DE) y(0) = 1000 Note that a b = ab. Flag question Select one: O a. y = (x2 + 1000)^{-x} O b. y = (x2 - 100)^{-x*} C. y =( X2 - 1000)^{-x*} d. y = (2x2 + 1000)^{-x}