If log4(x) = 12 then log2(x/4) = ?
- 11
- 22
- 44
- 2
Math
Find the area of a circle whose circumference is 22cm.
Find the area of a circle whose circumference is 22cm.
- 35.2cm 2
- 38.5cm2
- 41.7cm2
- 47.6cm2
The region R is bounded by the curve with equation the x-axis and y = 3x lines x = 0 and x = 2. The volume of solid formed when the region R is rotated through 1 full revolution about x-axis.
The region R is bounded by the curve with equation the x-axis and y = 3x lines x = 0 and x = 2. The volume of solid formed when the region R is rotated through 1 full revolution about x-axis.
- 2.4π
- 24π
- 12π
- 1.2π
If the velocity of an object is 10 m/s and it creates 8 angle with horizontal. Consider the air as frictionless, then what is maximum horizontal distance for ϴ?
If the velocity of an object is 10 m/s and it creates 8 angle with horizontal. Consider the air as frictionless, then what is maximum horizontal distance for ϴ?
- 30 degree
- 45 degree
- 60 degre
- 90 degree
The rod is located 3D co-ordinates a = – 8i + 5j – 4k then what is it’s projection towards Y-axis?
The rod is located 3D co-ordinates a = – 8i + 5j – 4k then what is it’s projection towards Y-axis?
- 8
- 5
- -4
- 0
With reference to a 2-dimensional coordinate system, the vertices of a uniform and thin triangular plate are given by (0,0), (1,4) and (-7,8) points. The centroid of the plate is
With reference to a 2-dimensional coordinate system, the vertices of a uniform and thin triangular plate are given by (0,0), (1,4) and (-7,8) points. The centroid of the plate is
- (-2, 4)
- (2,-4)
- (-3, 6)
- none of the above
Given, x is a real number. What is the minimum value of x ^ 2 – 4x +5?
Given, x is a real number. What is the minimum value of x2 – 4x +5?
- 2
- 1
- 5
- 7
What is the numerical value of the following infinite series? 1 + 1/2 + (1/2) ^ 2 + (1/2) ^ 3 + (1/2) ^ 4 +…….
What is the numerical value of the following infinite series?
1 + 1/2 + (1/2)2 + (1/2)3 + (1/2)4 +…….
- 1.98
- infinity
- 2
- 3
With reference to a 2-dimensional coordinate system, the vertices of a uniform and thin triangular plate are given by (0,0), (1,4) and (-7,8) points. The centroid of the plate is
With reference to a 2-dimensional coordinate system, the vertices of a uniform and thin triangular plate are given by (0,0), (1,4) and (-7,8) points. The centroid of the plate is
- (-2, 4)
- (2,-4)
- (-3, 6
- none of the above
Angle between the vectors a = 8i – 5j 4k and b = 5i + 4j – k
Angle between the vectors a = 8i – 5j 4k and b = 5i + 4j – k
- 38.8 degree
- 48.8 degree
- 60 degree
- 68.8 degree
