Using the identities, evaluate the following

Using the identities, evaluate the following:
(i) 81²
(ii) 97²
(iii) 105²
(iv) 997²
(v) 6.1²
(vi) 496 × 504
(vii) 20.5 × 19.5
(viii) 9.62

Solution:

More Solutions:

• Simplify the following expressions and evaluate them
• Add the following: 4p(2 – p^2) and 8p^3 – 3p
• Multiply: (5x – 2) by (3x + 4)
• Multiply: (x – 2y + 3) by (x + 2y)
• Simplify: (x^2 + 3) (x – 3) + 9