Advertisements
Advertisements
प्रश्न
If X = 5x2 + 7x + 8 and Y = 4x2 – 7x + 3, then find the degree of X + Y
Advertisements
उत्तर
Given: X = 5x2 + 7x + 8 and Y = 4x2 – 7x + 3
X + Y = 5x2 + 7x + 8 + (4x2 – 7x + 3)
= (5x2 + 4x2) + (7x – 7x) + (8 + 3)
= x2(5 + 4) + x(7 – 7) + (8 + 3)
= 9x2 + 11
Degree of the expression is 2.
APPEARS IN
संबंधित प्रश्न
Any integer can be the degree of the expression
Find the degree of the following terms.
12pq2r2
Find the degree of the following expression.
x3 – 1
Find the degree of the following expression.
5 – 9y + 15y2 – 6y3
Find the degree of the following expression.
u5 + u4v + u3v2 + u2v3 + uv4
Add and find the degree of the following expressions.
(9x + 3y) and (10x – 9y)
Simplify and find the degree of the following expression.
4x2 – 3x – [8x – (5x2 – 8)]
The degree of 6x7 – 7x3 + 4 is
Identify the degree of the expression, 2a3bc + 3a3b + 3a3c – 2a2b2c2
The two adjacent sides of a rectangle are 2x2 – 5xy + 3z2 and 4xy – x2 – z2. Find the perimeter and the degree of the expression
