Question

The value of 2.64 × 2.64 – 2 × 2.64 × 0.64 + 0.64 ×0.64 is equal to (i) 2 (ii) 3.28 (iii) 10.7584 (iv) 4​

Answer 1

iii option is correct answer

Answer 2

Answer:

(iv) 4

Step-by-step explanation:

$(2.64)^{2} - 2(2.64)(0.64) + (0.64)^{2}\\(2.64 - 0.64)^{2} \\2^{2}\\4$

by using $(a - b)^{2} = a^{2} + b^{2} - 2ab$