Advertisements
Advertisements
Question
Subtract the second expression from the first:
x + 2y + z, - x - y - 3z
Solution
(x + 2y + z) - (- x - y - 3z)
= x + 2y + z + x + y+ 3z
= x + x + 2y + y + z + 3z
= 2x + 3y + 4z
APPEARS IN
RELATED QUESTIONS
Constant is only 8 other is variable 2y –`7/3` z ÷ x
Group the like term together: 9x2, xy, – 3x2, x2 and – 2xy
Write numerical co-efficient of the following: – 8xy3
Find the sum of: 5x2 – 2xy + 3y2 and – 2x2 + 5xy + 9y2 and 3x2 -xy- 4y2
Enclose the given term in bracket as required:
x2 -y2 + z2 + 3x – 2y = x2 – (……..)
On dividing `p/3` by `3/p`, the quotient is 9.
Write the greatest common factor in the following terms.
3x3y2z, – 6xy3z2, 12x2yz3
Factorise the following expression.
a3x – x4 + a2x2 – ax3
Factorise the following expression.
y2 + 8zx – 2xy – 4yz
Identify term and factor in the expression given below:
− 4x + 5y
