At what interval is y=2x4-4x2 concave upward? 3 < x< 3 3 U x> 3 3. V V V

Q: Parameterize the line connecting the points P = (1, 1, 2) and Q = (-2,0,3).

A:

Q: b. Enclosed by the curves y² = 4x + 4 and the line y = 4x – 16.

A:

Q: Let p(-1, y, 2) and Q(2, 0, 4) if the length of PQ is SQRT2 find y

A:

Q: Find the distance between the points (3,6) and the line x - 2y +3 =0.

A:

Q: Plot two points that are both 3 units away from the x-axis and 3 units away from (5, 4). (Hint: Use…

A:

Q: Q2/ Find the distance between the Line 2x - 2y + 1 = 0 & 3z + 2y = 4 to the Z-axis.

A:

Q: Determine the length of x = 3 + (y – 2)² , 4 <x< 19

A:

Q: Perpendicular to y + x = 0; (2, 0) on line

A: To find equation of a line ,which is perpendicular to line y+x=0,and point (2,0) lies on line.…

Q: 10. Find the length of the curve y = x/2 + 8 on the interval [0, 2]

A:

Q: 1. Which point could NOT be paired with (4, 3) to create a function? A. (0, 3) В. (3, 1) С. (2, 3)…

A:

Q: Find the angle between the lines y-V3x-5=0 and 3y-x+6=0. %3D

A:

Q: A- Find d2y dr² for the function x³ + xy = 1 at (1,1)

A:

Q: XIV. Give equation of straight line through point (1,3,-2) perpendicular to z = Зх-2y +4.

A: Given z=3x−2y+4 and point is x0,y0,z0=1,3,−2 We have to find the equation of straight line through…

Q: What are the points of inter section of y = 8 and f(x)

A:

Q: Give the coordinates of X-intercept for the line Y = 2(x – 1) + 7.

A:

Q: Find the distance from the point (2, 2, 3) to the line x = 0, y = 2+2t, z = 3+ t.

A: Find the distance from the point (2, 2, 3) to the line x= 0, y=2+2t, z=3+t.

Q: calculate the distance between the point P (2, 3) and the point Q (1,-2) 20 3 us O V25 4 jus O V26

A: The distance between two points (x1, y1) and (x2, y2) is                    d=(x2-x1)2+(y2-y1)2…

Q: Find the distance from the point (2, 2, 3) to the line x = 0, y = 2 + 2t, z = 3 + t.

A: Given point (2,2,3)and line is x=0 , y=2+2t ,z=3+t.

Q: Find the points of intersection of x = 4y and y = 4x. (ans.:(0,0),(16,64))

A:

Q: Find the distance between the plances 3x +y-4z = 2 and 3x+ y- 4z = 24

A: Find the distance between the planes   3x+y-4z=2    and    3x+y-4z=24

Q: Jse method of variation of parameters. y"+2y-8y=2e-2x - e-x.

A:

Q: Find the distance from the point (4, 9) to the line y = 2x.

A:

Q: Evaluate F. dr along the line segment C from Pto Q. F = -8 xi+5y j; P(-1,0), Q(7, 0) F. dr i

A: