Advertisements
Advertisements
Question
Add and find the degree of the following expressions.
(9x + 3y) and (10x – 9y)
Advertisements
Solution
(9x + 3y) and (10x – 9y)
This can be written as (9x + 3y) + (10x – 9y)
Grouping the like terms, we get
(9x + 10x) + (3y – 9y) = x(9 + 10) + y(3 – 0)
= 19x + y(– 6)
= 19x – 6y
Thus degree of the expression is 1.
APPEARS IN
RELATED QUESTIONS
Degree of the constant term is ______________
The degree of m2n and mn2 are equal
Find the degree of the following expression.
3x2 + 2x + 1
Find the degree of the following expression.
3t4 – 5st2 + 7s2t2
Simplify and find the degree of the following expression.
10x2 – 3xy + 9y2 – (3x2 – 6xy – 3y2)
Simplify and find the degree of the following expression.
4x2 – 3x – [8x – (5x2 – 8)]
If p(x) and q(x) are two expressions of degree 3, then the degree of p(x) + q(x) is
Identify the degree of the expression, 2a3bc + 3a3b + 3a3c – 2a2b2c2
Find the degree of (2a2 + 3ab – b2) – (3a2 – ab – 3b2)
Find the value of w, given that x = 3, y = 4, z = – 2 and w = x2 – y2 + z2 – xyz
