Question

Find
squake
nambers by using property
99 squares
504 squares

392 square
203 squares​

Answer 1

Step-by-step explanation:

99 square = (100-1) square

100 square + 1 square- 2 ✖ 100 ✖ 1

10000 + 1 - 200

9801

504 square = (500+4) square

500 square + 4 square + 2 ✖ 500 ✖ 4

250000 + 16 + 4000

254016

392 square = (400-8) square

400 square + 8 square - 2 ✖ 400 ✖ 8

160000 + 64 - 6400

153664

203 square = (200+3) square

200 square + 3 square + 2 ✖ 200 ✖ 3

40000 + 9 + 1200

41209

I hope this may help you.........