Advertisements
Advertisements
Question
Subtract the second expression from the first:
10abc, 2a2 + 2abc - 4b2
Advertisements
Solution
10abc - (2a2 + 2abc - 4b2 )
= 10 abc - 2a2 - 2abc + 4b2
= 10 abc - 2 abc - 2a2 + 4b2
= 8abc - 2a2 + 4b2
APPEARS IN
RELATED QUESTIONS
Identify the term, their coefficients for the following expression:
7x2yz − 5xy
Identify the term, their coefficients for the following expression:
x2 + x + 1
For the expression, given below, state whether it is a monomial, binomial or trinomial:
2x ÷ 15
Fill in the blank:
The sum of 8a, 6a and 5b = _______.
Simplify: 9x + 5 – [4x – {3x – 2 (4x – 3)}]
The factors of a2 – 2ab + b2 are (a + b) and (a + b).
Factorise the following expression.
a3 + a2 + a + 1
Factorise the following expression.
a2b + a2c + ab + ac + b2c + c2b
Identify term and factor in the expression given below:
pq + q
Find the numerical coefficient of the terms :
x3y2z, xy2z3, –3xy2z3, 5x3y2z, –7x2y2z2
