Question

Calcule
a- 2x.5x
b- 4y.2y2
c- -2x.7x
d- y.(-5y)
e- -3a2.5ab
f- -x2y.y2
g- 4p2.(-6q3)
h- (-8a2c).(-6ac

Urgenti

Answer 1

a) 2x . 5x

=> 10x²

===
b) 4y . 2y²

=> 8y³

===
c) -2x  . 7x

=> -14x²

===
d) y .(-5y)

=> -5y²

===
e) -3a² . 5ab

=> -15a³b

===
f) -x²y.y²

=> -x².y³

===
g) 4p² . (-6q³)

=> -24p²q³

===

h) (-8a²c).(-6ac)

=>  48a³c²