Question

a(a + 3) -70
bib+5) = 104
calcule
siendo a y b números enteros,
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Answer 1

a(a+3)=70

a²+3a-70=0

(a+10)(a-7)=0

a=-10

a=7

b(b+5)=104

b²+5b-104=0

(b-8)(b+13)=0

b=-13

b=8