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RAZONAMIENTO

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EJERCICIOS RESUELTOS<br />

1. Se define (A*B)= A-B, entonces el valor de [(5*1)*(3*2)] es<br />

igual a:<br />

(A) 2 (B) 3 (C) 4<br />

Resolución<br />

(A*B) = A-B<br />

5*1 = 5-1 = 4<br />

3*2 = 3-2 = 1<br />

(5*1)*(3*2) = 4*1 = 4-1= 3<br />

Sol. (B)<br />

2. El área de un semicírculo es igual al área de un círculo de radio<br />

1. El radio del semicírculo es igual a:<br />

(A) 0,5 (B) √ (C) √<br />

Resolución<br />

Sol. (C)<br />

√<br />

√<br />

121<br />

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