Question

Q.13 Calculate (997)^2 using algebraic identities.
0.14 Calculate 103 X 107 using algebraic identities.
0.15 Expand (2a + 3b + 4c)^2
0.16 Factorize 4x² + y^2 + z^2 - 4xy - 2yz + 4xz.
0.17 Expand (i) (4a + 5b)^3 (ii) (5x - 3y)^3
Q.18 Evaluate (i) (95)^3 (ii) (106)^3​

Answer 1

Answer:

Ans: 13-(1000-3)²

14-(100+3)(100+7)