Question

Using identities, evaluate 11.2²​

Answer 1

$~~~~(11.2)^2\\\\=(11+0.2)^2\\\\=11^2 + 2(11)(0.2) + (0.2)^2\\\\=121+4.4+0.04\\\\=125.44$

Answer 2

Hey there!

11.2^2

= (11.2)^2

= 11.2 * 11.2

= 125.44

Therefore, the answer should be: 125.44

Good luck on your assignment & enjoy your day!

~Amphitrite1040:)