Advertisements
Advertisements
प्रश्न
The following expression is the area of a rectangle. Find the possible length and breadth of the rectangle.
x2 – 7x + 10
Advertisements
उत्तर
We have,
Area of rectangle = x2 – 7x + 10
= x2 – (5 + 2)x + 10
= x2 – 5x – 2x + 10
= x(x – 5) – 2(x – 5)
= (x – 5)(x – 2)
∴ The possible length and breadth are (x – 5) and (x – 2).
APPEARS IN
संबंधित प्रश्न
Expand.
(a + 2) (a − 1)
Expand.
(13 + x) (13 − x)
Expand.
(9x − 5t) (9x + 3t)
Use the Identity (x + a) (x + b) = x2 + (a + b)x + ab to find the following:
95 × 103
Expand: (y + 4)(y - 3)
Using the identity (x + a)(x + b) = x2 + x(a + b) + ab, find the following product
(x + 3)(x + 7)
Using the identity (x + a)(x + b) = x2 + x(a + b) + ab, find the following product
(4x + 3y)(4x + 5y)
(x + a)(x + b) = x2 + (a + b)x + ______.
Multiply the following:
(x2 – 5x + 6), (2x + 7)
Using suitable identities, evaluate the following.
101 × 103
