Question

CALCULE
a-1-3x³
b- (14x⁴):(12x^{7})
c- (28x^{1}y):(7x⁴y)

Answer 1

CALCULE

a-1-3x³

1 - x³ = - (x - 1)(x² + x + 1)

b- (14x⁴):(12x^{7})

14x⁴

-----

12x⁷

2x⁴(7)

------------- elimina AMBOS (2x⁴)

2x⁴(6x³)

7

-----

6x³

c- (28x^{1}y):(7x⁴y)

28x¹

--------

7x⁴y

7x(4)

--------- elimina AMBOS (7x))

7x(x³y)

4

----

x³y