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0. Calcule o valor de cada sentença. a) 2^2-1^2=underline ( ) c) 4^2-3^2=underline ( ) e) 6^2-5^2=underline ( ) square square square b) 3^2-2^2=underline ( ) d) 5^2-4^2=underline ( ) f) 7^2-6^2=underline ( ) square square square

Pergunta

0. Calcule o valor de cada sentença. a) 2^2-1^2=underline ( ) c) 4^2-3^2=underline ( ) e) 6^2-5^2=underline ( ) square square square b) 3^2-2^2=underline ( ) d) 5^2-4^2=underline ( ) f) 7^2-6^2=underline ( ) square square square

0. Calcule o valor de cada sentença. a) 2^2-1^2=underline ( ) c) 4^2-3^2=underline ( ) e) 6^2-5^2=underline ( ) square square square b) 3^2-2^2=underline ( ) d) 5^2-4^2=underline ( ) f) 7^2-6^2=underline ( ) square square square

Solução

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IngridMestre · Tutor por 5 anos

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a) $2^{2}-1^{2}=4-1=3$<br />b) $3^{2}-2^{2}=9-4=5$<br />c) $4^{2}-3^{2}=16-9=7$<br />d) $5^{2}-4^{2}=25-16=9$<br />e) $6^{2}-5^{2}=36-25=11$<br />f) $7^{2}-6^{2}=49-36=13$
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