• 15

• 16

• 17

• 18

• 19

Answer explanation

• 1

• 2

• 3

• 4

• 5

Answer explanation

• x²

• y²

• 2xy

• 2x²

• 2y²

Answer explanation

Si: a+b=2 y ab=1

Halla: a⁵+b⁵

• 0

• 1

• 5

• 6

• 2

Answer explanation

• -1

• 0

• 2

• 1

• 5

Answer explanation

• b²

• a²

• ab

• 2ab

• NA

Answer explanation

RAZ. MATEMÁTICO I

Resuelve: E=(x²+x+3)(x²+x+7) - (x²+x+2)(x²+x+8)

• 1

• 2

• 3

• 5

• 6

Answer explanation

Reduce: H = (3z + 4)² + (4 – 3z)²

• 20z

• 45z

• 37z

• 48z

• 29z

Answer explanation

Si : a + b   = 2

     ab = 3

     Determina : a³ + b³

• 5

• -5

• 8

• 10

• -10

Answer explanation

Answer explanation