Respuesta:
a.x²+2x=35
x²+2x-35=0
(X+7)(X-5)=0
x+7=0 ∨ x-5=0
x=-7 x=5
b. 4 + 4 2 − 5
( − 1 ) ( 3 +x2 + 5 + 5 )
( − 1 ) ( + 1 ) ( 2 + 5 )
c. 6 + 6 3 + 9
( 3 + 3 ) ( 3 + 3 )
( 3 + 3 ) 2
d. x8+13x4+42
x8 + 6x4 + 7x4 + 42
x4 • (x4+6)
7 • (x4+6)
(x4+7) • (x4+6)
F(x) = x4+6
(x4 + 7) • (x4 + 6)
e. 2 − 1 4 + 3 3
2 − 3 − 11 +33
( −3) − 11( −3)
( − 11) (−3)
espero te ayude :D
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Verified answer
Respuesta:
a.x²+2x=35
x²+2x-35=0
(X+7)(X-5)=0
x+7=0 ∨ x-5=0
x=-7 x=5
b. 4 + 4 2 − 5
( − 1 ) ( 3 +x2 + 5 + 5 )
( − 1 ) ( + 1 ) ( 2 + 5 )
c. 6 + 6 3 + 9
( 3 + 3 ) ( 3 + 3 )
( 3 + 3 ) 2
d. x8+13x4+42
x8 + 6x4 + 7x4 + 42
x4 • (x4+6)
7 • (x4+6)
(x4+7) • (x4+6)
F(x) = x4+6
(x4 + 7) • (x4 + 6)
e. 2 − 1 4 + 3 3
2 − 3 − 11 +33
( −3) − 11( −3)
( − 11) (−3)
espero te ayude :D