What constant can be placed in the blank below to make the resulting expression factorable as the product of two linear expressions: \[2ab+5a−6b+ _?\]
What constant can be placed in the blank below to make the resulting expression factorable as the product of two linear expressions:\[2ab+5a−6b+ _?\]
2ab+5a−6b−15=(a−3)(2b+5)
so wht constant?
-15 is the constant :/
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