# The distance of the point p(1,2,3) from the coordinate axes are

1.  √13,√10,√5

2.  √11,√10,√5

3.  √13,√20,√15

4.  √23,√10,√5

4

√13,√10,√5

Explanation :
No Explanation available for this question

# The points(-2,3,5),(1,3,4),(7,0,-1) are

1.  collinear

2.  vertices of a right angled triangle

3.  vertices of an equilateral triangle

4.  vertices of an isosceles  triangle

4

collinear

Explanation :
No Explanation available for this question

# C3/4+C5/6+C7/8+……… =

1.  (2n+1-n2-n-2)/2(n+1)

2.  2n+2+n2+n-2)/(n+1)

3.  3n+2-n2-n-2)/(n+1)

4.  none

4

(2n+1-n2-n-2)/2(n+1)

Explanation :
No Explanation available for this question

# The points(3,2,-4),(5,4,-6),(9,8,10) are

1.  collinear

2.  vertices of a right angled triangle

3.  vertices of an equilateral triangle

4.  vertices of an isosceles triangle

4

collinear

Explanation :
No Explanation available for this question

# k.C0+k2.C1/2+K2. C2/3+.…………+kn+1.Cn/n+1 =

1.  (k+1)n+1-1/n+1

2.  (k-1)n+1-1/n+1

3.  (k-1)n+1+1/n+1

4.  (k+1)n+1+1/n+1

4

(k+1)n+1-1/n+1

Explanation :
No Explanation available for this question

# 2.C0+22.C1/2+23.C3/3+……..+2n+1.Cn/n+1 =

1.  1/n+1

2.  4n/n+1

3.  3n+1-1/n+1

4.  4n+1-1/n+1

4

3n+1-1/n+1

Explanation :
No Explanation available for this question

1.  n.2n+1/(n+1)(n+2)

2.  n.2n+5/n

3.  n.2n+1+1/(n+1)(n+2)

4.  none

4

n.2n+1+1/(n+1)(n+2)

Explanation :
No Explanation available for this question

# The points(1,2,3),(2,3,1),(3,1,2) form

1.  isosceles triangle

2.  equilateral triangle

3.  right angled triangle

4.  right angled isosceles triangle

4

equilateral triangle

Explanation :
No Explanation available for this question

1.  (2n+2-1)/(n+1)(n+2)

2.  (2n+2+n+1)/(n+1)(n+2)

3.  (2n+2-n-3)/(n+1)(n+2)

4.  (2n+1+n+3)/(n+1)(n+2)

4

(2n+2-n-3)/(n+1)(n+2)

Explanation :
No Explanation available for this question

1.  1/n+1

2.  1/n+2

3.  1/n(n+1)

4.  1/(n+1)(n+2)

4