Question 7 Not yet answered Marked out of 4.00 P Flag question Change the cartesian integral...
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 2 Not yet answered Marked out of 4.00 P Flag question Equation for the plane through P(0,1, -3) perpendicular to the line x = -t, y = 3, z = 6+t is -- Select one: A. –2 +z= -3 B. – X – y +z = -3 C. None of these answers D. -3 – 2= -3 E. -3 +z = 3
Question 2 Not yet answered Marked out of 4.00 P Flag question If w = 1004 – 4, x = 2rt”, y = 3r3 +t?, then by chain rule when r = -1,t = 1, ди at Select one: A. (2y)(4rt) + (6y + 2x)(2t) B. 200 C.-200 D. None of these answers E. (2x)(rt) + (6y)(9r)
Question 1 Not yet answered Marked out of 4.00 P Flag question Equation for the plane through P(-2,3,-1) perpendicular to the line x = 3-t, y = 2 - 4t, z = 6t is Select one: A. x + 4y - 62 = 16 B. None of these answers C. -X – 4y + 62 = 16 D. - + 4y - 62 = 16 E. 2 + 4y - 62 = -16
Question 7 Not yet answered Marked out of 4.00 P Flag question Parental investment by males would be favored: Select one: a. by indeterminate growth of males . b. by male territoriality c. only if males were certain of parentage of all offspring . d. internal fertilization ! e. by intersexual selection
Question 1 Not yet answered Marked out of 0.50 p Flag question The velocity for a free falling stone when it just strikes the ground after 2 seconds? Select one: 19.6 None of the answers is correct zero Initial velocity Question 2 Not yet answered p Flag question Marked out of 1.00 The acceleration for a projectile at the maximum height is greater than the acceleration when it strikes the ground? Select one: True False
Question 5 Not yet answered Marked out of 4.00 P Flag question A photomenotaxis would describe a behavior in which an animal moves Select one: a. at a fixed angle relative to a light source b. straight toward a source of light c. by turning toward or away from a light source d. in an undirected way to search for cues from a light source e. by changing its rate of turning when it encounters a high light environment Question...
Question 6 Not yet answered Marked out of 4.00 Flag question Glueing a magnet to the head of a homing pigeon would cause: Select one: a. an inability to navigate on cloudy days b. no disturbance because the polarized light compass is always available to birds C. an inability to navigate on sunny days d. an inability to navigate at all, regardless of whether or not the sun is visible .e. a systematic error to the right or left due...
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 11 Not yet answered Marked out of 3.00 P Flag question The curvature for the curve F(t) = V7costi – V7sintj – 3452k is Select one: A. V B. None of these answers C. TE D. sinti+costj 17 -sinti-costj E.