Advertisements
Advertisements
प्रश्न
Using suitable identities, evaluate the following.
(52)2
Advertisements
उत्तर
We have,
(52)2 = (50 + 2)2
= (50)2 + (2)2 + 2 × 50 × 2 ...[Using the identity, (a + b)2 = a2 + b2 + 2ab]
= 2500 + 4 + 200
= 2704
APPEARS IN
संबंधित प्रश्न
Show that `(4/3 m - 3/4 n)^2 + 2mn = 16/9 m^2 + 9/16 n^2`
Simplify the following using the identities: 1.73 × 1.73 − 0.27 × 0.27
Find the following product: \[\left( z + \frac{3}{4} \right)\left( z + \frac{4}{3} \right)\]
Evaluate the following: 994 × 1006
By using identity evaluate the following:
73 – 103 + 33
Simplify:
(s2t + tq2)2 – (2stq)2
Expand the following, using suitable identities.
(xy + yz)2
Expand the following, using suitable identities.
(2x – 5y)(2x – 5y)
Expand the following, using suitable identities.
(7x + 5)2
Using suitable identities, evaluate the following.
(1005)2
