Question

find the square of the following numbers without actual multiplication
(a) 14
(b) 24

explain it...
I will mark u brainlist​

Answer 1

Answer:

${14}^{2} = 196 \\ {24}^{2} = 576$

Answer 2

Answer:

${(14)}^{2} = {(10 + 4)}^{2} \\ = {(10)}^{2} + 2 \times 10 \times 4 + {4}^{2} \\ = 100 + 80 + 16 \\ = 196 \\ \\ {(24)}^{2} = {(20 + 4)}^{2} \\ = {(20)}^{2} + 2 \times 20 \times 4 + {(4)}^{2} \\ = 400 + 160 + 16 \\ = 576$