Question

write the missing numbers of the following equations 121=61^2-​

Answer 1

Answer:

1,

as here we know that 61*2 is 122

so here your answer will be 122-1=121

Answer 2

Answer:

Step-by-step explanation:

$let \ 121= 61^2-x\\\\\Rightarrow x+121-121=61^2-x+x-121\\\\\Rightarrow x =61^2-11^2\\\\=(61+11)(61-11)\\\\=72 \times 50\\\\=3600=60^2\\\\\bf \ Thus 121=61^2-60^2$