Quiz5² =10 × 5 – 7 + 20 =√144 + √400 =
Penjelasan:
5² = 5 × 5
= 25
10 × 5 – 7 + 20
= 50 – 7 + 20
= 43 + 20
= 63
√144 + √400
= 12 + 20
= 32
Penjelasan:
5²
5 x 5
= 25
5
5
___x
5
20
____+
25
_____________________________
10 x 5 – 7 + 20
50 – 7 + 20
43 + 20
= 63
______________________________
√144 + √400
√12² + √20
12 + 20
= 32
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