In the diagram, △ABC≅△DEF. Find the values of x and y.

answers

\3. yes the presentation (i.e. odd numbers being written as differences of two squares) is possible for all odd natural number however the presentation may not be unique. for example,  57=112−82=292−28257=112−82=292−282.

\4. 2 can't be written as a difference of two squares because 4-1=3 and 1-1=0 and the difference of squares grows to integers larger that 3.

can i get some in proving questions 1 and 2?

(−$11) ⋅ 12

deductions are subtracted and there are 12 months in a year

step-by-step explanation:

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