Question

A) (-5x)(-7x²)= +35x³
B) (3z²)(8z³)=
C) (-2y⁴)(6y²)=
D) (6a⁵)(-3a⁴)=
E) (2.5x³)(3.2x⁴)=
F) x+y+y=
G) a+b+2b=
H) 5a-2b-2a=
I) 6a+3b-a+b=
J) 5x-4x+4y-2y=
​

Answer 1

Respuesta:

A) (-5x)(-7x²)= +35x³

B) (3z²)(8z³)= 24 z⁵

C) (-2y⁴)(6y²)= -12 y⁶

D) (6a⁵)(-3a⁴)= -18 a⁹

E) (2.5x³)(3.2x⁴)= 60 x⁷

F) x+y+y= x + 2y

G) a+b+2b= a + 3b

H) 5a-2b-2a= 3a - 2 b

I) 6a+3b-a+b= 5a +4b

J) 5x-4x+4y-2y= x + 2y