What two numbers multiply to -81 and add to 11?


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Do you need to know what two numbers multiply to -81 and add to 11? In other words, do you need to find the two numbers whose product is -81 and sum is 11? No problem! The two numbers that multiply to -81 and add to 11 are as follows:

-5.04751
16.04751



Here is the math to prove that our above answer to "What two numbers multiply to -81 and add to 11?" is correct:

Multiply:
-5.04751 × 16.04751 ≈ -81

Add
-5.04751 + 16.04751 = 11

The answers above are rounded if necessary. Therefore, if you double check that the answer above is correct by using a calculator, you may find it to be slightly off.


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