Advertisements
Advertisements
प्रश्न
Using a2 − b2 = (a + b) (a − b), find 1532 − 1472
Advertisements
उत्तर
1532 − 1472 = (153 + 147) (153 − 147)
= (300) (6) = 1800
संबंधित प्रश्न
Use a suitable identity to get the following products.
`(x/2 + (3y)/4)(x/2 + (3y)/4)`
Find the following squares by suing the identities
(xy + 3z)2
Find the following squares by suing the identities.
(6x2 − 5y)2
Using identities, evaluate (5.2)2
Use the formula to find the value.
97 × 103
Factorise the following using suitable identity
a2 + 6ab + 9b2 – c2
Factorise the following, using the identity a2 + 2ab + b2 = (a + b)2.
`x^2/4 + 2x + 4`
Factorise the following.
p2 + 14p + 13
The area of a rectangle is x2 + 7x + 12. If its breadth is (x + 3), then find its length.
Find the length of the side of the given square if area of the square is 625 square units and then find the value of x.
