Do you need to know what two numbers multiply to -15 and add to 11? In other words, do you need to find the two numbers whose product is -15 and sum is 11? No problem! The two numbers that multiply to -15 and add to 11 are as follows:
-1.22681
12.22681
Here is the math to prove that our above answer to "What two numbers multiply to -15 and add to 11?" is correct:
Multiply:
-1.22681 × 12.22681 ≈ -15
Add
-1.22681 + 12.22681 = 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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