Advertisements
Advertisements
प्रश्न
Expand.
(3x + 4y) (3x + 5y)
बेरीज
Advertisements
उत्तर
(3x + 4y) (3x + 5y)
= (3x)2 + {4y + 5y} (3x) + (4y) × (5y)
= 9x2 + 9y × 3x + 20y2
= 9x2 + 27xy + 20y2
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
संबंधित प्रश्न
Expand.
(a + 2) (a − 1)
Expand.
(p + 8) (p − 3)
Expand.
(13 + x) (13 − x)
Expand.
`(m + 2/3)(m − 7/3)`
Expand: (x + 2)(x + 3).
Expand: (y + 4)(y - 3)
Expand: `(m + 3/2)(m + 1/2)`.
Evaluate the following, using suitable identity
51 × 52
Simplify using identities
(3p + q)(3p + r)
The following expression is the area of a rectangle. Find the possible length and breadth of the rectangle.
x2 – 3x + 2
