Do you need to know what two numbers multiply to 40 and add to -40? In other words, do you need to find the two numbers whose product is 40 and sum is -40? No problem! The two numbers that multiply to 40 and add to -40 are as follows:
-38.97367
-1.02633
Here is the math to prove that our above answer to "What two numbers multiply to 40 and add to -40?" is correct:
Multiply:
-38.97367 × -1.02633 ≈ 40
Add
-38.97367 + -1.02633 = -40
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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