+0  
 
0
143
2
avatar+259 

Q1)

Q2)

Q3)

Q4)

Q5)

Q6)

 

Thank you!!!

 Oct 14, 2018
 #1
avatar+3994 
+2

I have time for number 1.

1. (7x+3)(4x-5)=28x^2-35x+12x-15, 28x^2-23x-15

 Oct 14, 2018
 #2
avatar+98197 
+2

They are all correct....!!!!

 

cool cool cool

 Oct 15, 2018

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