Real numbers
Define whole numbers .
The numbers from 0 to infinite are whole numbers.
Give an example of polynomial on one variable
3x or 2x or 5x etc.
Define a arm.
The rays form an angle are called arms
Cartesian plane can also be called as ?
Co-ordinate plane
What is a linear equation in two variables ?
If a linear equation has two variables in it, then it is called as linear equation in two variables.
What is the symbol of integers ?
Z.
What is the co-efficient of x in the following:
1) 2x+10
2)10
1) 2
2) nothing
What are collinear points ?
If three or more points lie on a same line ,they are called collinear points
-5,3 lies in which quadrant?
Quadrant II
Give an example of linear equation in two variables.
10x-2y=50
Rational numbers are expressed in which form?
p/q form.
What is a trinomial ?
A an algebraic expression with three terms is called a trinomial.
What is the linear pair axiom ?
If a ray stands on straight line , then the sum of the two adjacent angles so formed is 180degrees
Give an example of a pair which lies on quadrant III.
-4,-3
-2,-1
-10,-8
ETC
What is the general form of linear equation in two variables?
ax+by+c=0
Are all the rational numbers integers ?
No
What is the zero of the linear polynomial in one variable?
A linear polynomial in one variable has only one zero.
What is an acute angle ?
An angle between 0 to 90 degrees is called an acute angle.
What is an origin ?
An origin is an intersecting point of X-axis and Y-axis.
Express x=-5 in general form
1x+0y+5=0
What is a recurring decimal ?
A rational number which repeats again and again is called recurring decimal
What is the formula for dividend ?
Dividend=( Divisor*Quotient) +Remainder
Define a right angle.
An angle who ‘s measure is 90 degrees is called a right angle.
What are the co-ordinates of zero ?
(0,0)
When x=2, then solve the equation y=4-2x
y=4-2x
y=4-2(2)
y=4-4
y=0
(x,y)=(2,0)