+0  
 
0
158
1
avatar

 

What non-zero integer must be placed in the square so that the simplified product of these two binomials is a binomial: \($(6x+4)(15x-\Box )$\)?

 Jul 22, 2019
 #1
avatar+19914 
0

(6x+4)(15x-?)

90x^2 + 60x -? 6x  - ? 4

If ? = 10

this becomes

90x^2 -40

 Jul 22, 2019

27 Online Users

avatar