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MTH301 Online Quiz No 01 Spring 2013

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Replies to This Discussion

After attend Quiz...we will able to say something....!

for now..1st Quiz will be held from Lec 01 to Lec 03.

& 2nd from Lec 04 to Lec 06

Please Share your online Quizzes here to help each other.thanks

My Quiz  01           Mth301_ fall 2013

 

 

  1. Face of the parabola (y = ax^2+bx+c ) is opening upward when

 

  • a > 0
  • a < 0
  • b > 0
  • b < 0

 

  1. Value of the function f(x, y, z) = x^2+ y^2 + z^2 at the point (0,1, 0) is
  • 1
  • 0
  • 2
  • 3

 

  1. For the line joining two points P(1, 1, 1) and Q(2, 2, 2) direction cosines are…..(distance between the points are sqrt(3))

 

  1. (1/sqrt(3), 1/sqrt(3), 1/sqrt(3) )
  2. (2/sqrt(3), 2/sqrt(3), 2/sqrt(3) )
  3. (3/sqrt(3), 3/sqrt(3), 3/sqrt(3) )
  4. (-sqrt(3), -sqrt(3), -sqrt(3) )

 

  1. x-coordinate of vertex of parabola y = 3x^2+6x+8 is
  • 1
  • -1
  • 3
  • 6

 

  1. The number “Square root 3” is
  • Rational
  • Irrational

 

  1. The determine a point in a plane (in 2 dimension) how many axis are required
  • 1
  • 2
  • 3
  • None

 

  1. To determine a point on real line how many axis are required (i.e. in 1 dimension)
  • 1
  • 2
  • 3
  • None

 

  1. XY – Plane consist of all points where

 

  • xy = 0
  • xy = 1
  • z = 1
  • z = 0 

Malika Eman gud keep it up & thanks for sharing 

Welcome Sir.

If there are two points on P( 1, 0) and Q (0, 1) on the plane then the distance between them is
1, 0, 2, Sqr 2
A plane z = 3 is ........ to xy-plane
paralell
perpandicular
the number "pi" is
rational irrational
For the following function to be one-to-one, x can not be what values? f(x) = {(2, 4), (3, 8), (4, 11), (5, x)}
13,(4,8,11) (2, 3, 4)(2, 3, 4 ,5)
In rectangular coordinate system the point (-3, 2) is in
2nd
squarroot of 2 is 
rational irrational
XY-Plane consist of all points where
z=0
To determine a point on a real line how many axis are required (i.e. in 1 dimension)
2
value of the function f(x, y, z) = xz/y at the point ( y, y^3, y^3) is
y

1:If there are two points on P( 1, 0) and Q (0, 1) on the plane then the distance between them is
a 1, 
b 0, 
c 2, 
d Sqrt2

2:A plane z = 3 is ........ to xy-plane.
a parallel, 
b perpendicular

3:the number "pi" is
a rational,
b irrational

4:For the following function to be one-to-one, x can not be what values? f(x) = {(2, 4), (3, 8), (4, 11), (5, x)}
a 13,
b (4,8,11)
 c (2, 3, 4)
d(2, 3, 4 ,5)

5:In rectangular coordinate system the point (-3, 2) is in
a istquadrant
b 2nd quadrant,
c 3rd quadrant, 
d 4th quadrant

6:squarroot of 2 is
a rational
b irrational

7:XY-Plane consist of all points where
a z=0
b x=0
c y=o
d y=1

8:To determine a point on a real line how many axis are required (i.e. in 1 dimension)
 a 1
 b 2
 c 3
 d none

9: 1:In rectangular coordinate system the point (3, -4) is located in
a istquadrant
b 2nd quadrant,
c 3rd quadrant, 
d 4th quadrant

10:If there are two points P(m, n) and q( a, b) on a plane then the distance between them is calculated by

a (m-n, a-b)
b sqrt[(m-n, a-b)]
c sqrt[(a-m)^2 + (b - n)^2]
d (a-m)^2 + (b - n)^2

11:In rectangular coordinate system the point (-2,-2) is in
a istquadrant
b 2nd quadrant,
c 3rd quadrant, 
d 4th quadrant

12:value of the function f(x, y, z) = xz/y at the point ( y, y^3, y^3) is
a y
b y^3
c none
d a&b

13:YZ- Plane consists of all points where
a z=0
b x=0
c y=o
d y=1

14:The plane y = 2 is ...... to xz plane
a parallel, 
b perpendicular

15:We need direction cosines to determine the position of a line in space.

a:true
b:false
 
16:In rectangular coordinate system the point (-3, 2) is in
a istquadrant
b 2nd quadrant,
c 3rd quadrant, 
d 4th quadrant

17:Value of the function f(x, y, z ) = xy + z at the point ( 1, 1, 1) is

a 2
b 3
c 1
d 4

To determine a point on a real line how many axis are required( i.e. in 1 dimension)

  1. 1
  2. 2
  3. 3
  4. None

In rectangular coordinate system the point (3, -4) is located in

  1. First quadrants
  1. Second quadrant
  1. Third quadrant
  1. Fourth quadrant

 

Value of the function f(x, y, z) = xyz at point (2, 2, 2) is

  1. 2
  1. 6
  1. 8
  2. 16

 

Value of the function f(x, y, z) = xz/y at the point (y, y^3, y^3) is

  1. y^3
  2. 1
  3. Y
  1. Xz/y

 

Value of the function f(x, y, z) = xy  + z at the point (1, 1, 1) is

  1. 2
  2. 3
  3. 1
  1. 4

 

YZ- Plane consists of all points where

  1. Yz=0
  2. Yz= 1
  3. X = 0
  4. Z = 0

 

We need direction cosines to dettermine the position of a line in space.

  1. True
  2. False

 

Value of the function f(x,y) = x^2.y at the point (x^3, x^2) is

  1. x^3x^2
  2. x^5
  3. x^2x^2
  4. x^8

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