31 – 21 = 29² + 22 = 90 – 30 = 51² + 31 = 야 너 왜 돼지같아 PP jawabn​

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31 – 21 = 29² + 22 = 90 – 30 = 51² + 31 = 야 너 왜 돼지같아 PP jawabn​

SOAL:

31 – 21 =

29² + 22 =

90 – 30 =

51² + 31 =

JAWABAN:

31-21=10

29²+22=863

90-30=60

51²+31=2.632

CARANYA:

31

21

—- –

10

29²+22=

(29×29)+22

=841+22

=863

90

30

—– –

60

51²+31

(51×51)+31

=2.061+31

=2.632

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31 – 21 =

31

21

__ –

10

= (29×29) + 22

= 841 + 22

= 863

90 – 30 =

90

30

___ –

60

= (51×51) + 31

= 2601 + 31

= 2632