Respuesta:
a.288
b.42
Explicación paso a paso:
a. (15x15)-(9x9)
225-81
144
.144x2=288
b.(14x5)-(4+4+(10x2))
70- (8+20)
70-28
42
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Verified answer
Respuesta:
a.288
b.42
Explicación paso a paso:
a. (15x15)-(9x9)
225-81
144
.144x2=288
b.(14x5)-(4+4+(10x2))
70- (8+20)
70-28
42