Write a simpler expression that is equivalent to 4b+2b

=6b *The answer should be positive sign.*

Step-by-step explanation:

distributive property: a(b+c)=ab+ac

add numbers.

4+2=6

don't forget to leave with variable.

=6b

Hope this helps!

Thanks!

Have a great day!

the answer is b

f(x) = x^3 -2x^2 -3x

x( x^2 -2x-3)

x( x^2 +x -3x -3)

x( x(x+1) -3(x+1))

x( x-3)( x+1)

so zeroes are 0, 3,-1

its (2) option