Advertisements
Advertisements
प्रश्न
Use a suitable identity to get the following products.
(x + 3) (x + 3)
Advertisements
उत्तर
The product will be as follows
(x + 3) (x + 3) = (x + 3)2
= (x)2 + 2(x) (3) + (3)2 [(a + b)2 = a2 + 2ab + b2]
= x2 + 6x + 9
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
संबंधित प्रश्न
Simplify (2x +5)2 − (2x − 5)2
Using (x + a) (x + b) = x2 + (a + b) x + ab, find 5.1 × 5.2
Which of the options given below is the square of the binomial `(8-1/"x")`?
Use the formula to multiply the following.
(a + 6) (a − 6)
Expand:
(2a – 3b)2
Expand: (51)2
Factorise the following expressions
x2 + 14x + 49
Expand the following square, using suitable identities
(mn + 3p)2
Simplify: (a + b)2 + (a – b)2
Factorise the following, using the identity a2 + 2ab + b2 = (a + b)2.
9x2 + 24x + 16
