1. If the graph of the given quadratic equation intersect the x axis at two distinct points,then the given equation has________ *
1 point
two real and un equal
no real roots
none of these
2. The graph of any second degree polynomial gives a curve called _______ *
1 point
parabola
quadratic equation
quadratic function
3.1. If the graph of the given quadratic equation does not intersect the x axis at any distinct points,then the given equation has________ *
1 point
two real roots
one real roots
no real roots
4. If the straight line just touch the parabola at only one point ,then the x co-ordinates of the common point will be the _____ of the quadratic equation *
1 point
double root
single root
none of these
5.4. If the straight line just touch the parabola at ___point ,then the x co-ordinates of the common point will be the of the quadratic equation *
1 point
two
one
three
6. If we arrange things in a rectangular array we call it as _______ *
1 point
column
row
matrix
7. A matrix is a rectangular array of elements .The horizontal arrangement are called ______ and vertical arrangements are called __________ *
1 point
rows ,column
columns, row
none of these
8. In a square matrix, the elements of the form a 11 ,a12….a ij are called leading ______ *
1 point
diagonal elements
diagonal matrix
square matrix
9. A square matrix , all of whose elements ,except those in a leading diagonal are zero's is called a _____ *
1 point
diagonal elements
diagonal matrix
square matrix
10. If all the entries below the leading diagonal are zero, then it is called an _____ *
1 point
upper triangular matrix
lower triangular matrix
triangular matrix
11.Graph of a linear polynomial is a _______ *
1 point
straight line
circle
parabola
Option 4
12. If A is a 2×3 matrix and B is a 3×4 matrix, how many columns does AB have *
1 point
3
4
5
13. Transpose of a column matrix is.......... *
1 point
unit matrix
diagonal matrix
row matrix
14. If number of column and rows are not equal in a matrix then it is said to be a ............ *
1 point
rectangular matrix
diagonal matrix
identity matrix
15. A matrix is said to be a zero matrix or null matrix if all ts elements are...........
1 point
zero
one
two
Answers
Step-by-step explanation:
1. If the graph of the given quadratic equation intersect the x axis at two distinct points,then the given equation has________ *
1 point
two real and un equal
no real roots
none of these
2. The graph of any second degree polynomial gives a curve called _______ *
1 point
parabola
quadratic equation
quadratic function
3.1. If the graph of the given quadratic equation does not intersect the x axis at any distinct points,then the given equation has________ *
1 point
two real roots
one real roots
no real roots
4. If the straight line just touch the parabola at only one point ,then the x co-ordinates of the common point will be the _____ of the quadratic equation *
1 point
double root
single root
none of these
5.4. If the straight line just touch the parabola at ___point ,then the x co-ordinates of the common point will be the of the quadratic equation *
1 point
two
one
three
6. If we arrange things in a rectangular array we call it as _______ *
1 point
column
row
matrix
7. A matrix is a rectangular array of elements .The horizontal arrangement are called ______ and vertical arrangements are called __________ *
1 point
rows ,column
columns, row
none of these
8. In a square matrix, the elements of the form a 11 ,a12….a ij are called leading ______ *
1 point
diagonal elements
diagonal matrix
square matrix
9. A square matrix , all of whose elements ,except those in a leading diagonal are zero's is called a _____ *
1 point
diagonal elements
diagonal matrix
square matrix
10. If all the entries below the leading diagonal are zero, then it is called an _____ *
1 point
upper triangular matrix
lower triangular matrix
triangular matrix
11.Graph of a linear polynomial is a _______ *
1 point
straight line
circle
parabola
Option 4
12. If A is a 2×3 matrix and B is a 3×4 matrix, how many columns does AB have *
1 point
3
4
5
13. Transpose of a column matrix is.......... *
1 point
unit matrix
diagonal matrix
row matrix
14. If number of column and rows are not equal in a matrix then it is said to be a ............ *
1 point
rectangular matrix
diagonal matrix
identity matrix
15. A matrix is said to be a zero matrix or null matrix if all ts elements are...........
1 point
zero
one
two
Step-by-step explanation:
tell answer 104841 × 2939448