Advertisements
Advertisements
Question
Subtract the second expression from the first:
10abc, 2a2 + 2abc - 4b2
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
Constant is only 8 other is variable 2x ÷ 15
Write numerical co-efficient of the following: 3py2
Subtract the second expression from the first:
a3 - 1 + a, 3a - 2a2
Simplify: `7"a" ["8a" - (11"a" - (12"a" - bar"6a - 5a"))]`
Factorised form of 23xy – 46x + 54y – 108 is ______.
Factorised form of p2 + 30p + 216 is (p + 18)(p – 12).
Factorise the following expression.
24x2yz3 – 6xy3z2 + 15x2y2z – 5xyz
Identify the term and its factor in the following expression.
Show the term and factor by tree diagram.
y − y3
Number of terms in the expression 3x2y – 2y2z – z2x + 5 is ______.
