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What constant can be placed in the blank below to make the resulting expression factorable as the product of two linear expressions:
\( \[2ab + 5a - 6b + \underline{~~~~}?\]\)

 Jul 10, 2018
 #1
avatar+24054 
+1

What constant can be placed in the blank below to make the resulting expression factorable as the product of two linear expressions:
\(\[2ab + 5a - 6b + \underline{~~~~}?\]\)


\(2ab+5a-6b{\color{red}-15} = (a-3)(2b+5)\)

 

 

laugh

 Jul 10, 2018
 #2
avatar+64 
+1

so wht constant?

 Jul 10, 2018
 #3
avatar+107446 
+1

-15 is the constant :/

 

Thanks Heureka :)

Melody  Jul 12, 2018
 #4
avatar+64 
+1

thx yall

 Jul 13, 2018

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