Advertisements
Advertisements
प्रश्न
Factorise the expression and divide them as directed:
(2x3 – 12x2 + 16x) ÷ (x – 2)(x – 4)
Advertisements
उत्तर
We have,
(2x3 – 12x2 + 16x) ÷ (x – 2)(x – 4)
= `(2x^3 - 12x^2 + 16x)/((x - 2)(x - 4))`
= `(2x(x^2 - 6x + 8))/((x - 2)(x - 4))`
= `(2x(x^2 - 4x - 2x + 8))/((x - 2)(x - 4))`
= `(2x[x(x - 4) - 2(x - 4)])/((x - 2)(x - 4))`
= `(2x(x - 4)(x - 2))/((x - 2)(x - 4))`
= 2x
APPEARS IN
संबंधित प्रश्न
Choose the right answers from the option:
The difference of the squares, (612 – 512 ) is equal to ______.
Expand: (3x + 4y)(3x - 4y)
(7x + 3)(7x – 4) = 49x2 – 7x – 12
Using the identity (a + b)(a – b) = a2 – b2, find the following product
(p + 2)(p – 2)
The pathway of a square paddy field has 5 m width and length of its side is 40 m. Find the total area of its pathway. (Note: Use suitable identity)
Using suitable identities, evaluate the following.
(35.4)2 – (14.6)2
Factorise the following using the identity a2 – b2 = (a + b)(a – b).
x4 – y4 + x2 – y2
Factorise the expression and divide them as directed:
(3x2 – 48) ÷ (x – 4)
Find the value of a, if pq2a = (4pq + 3q)2 – (4pq – 3q)2
The product of two expressions is x5 + x3 + x. If one of them is x2 + x + 1, find the other.
