Do you need to know what two numbers multiply to -1 and add to 56? In other words, do you need to find the two numbers whose product is -1 and sum is 56? No problem! The two numbers that multiply to -1 and add to 56 are as follows:
-0.01785
56.01785
Here is the math to prove that our above answer to "What two numbers multiply to -1 and add to 56?" is correct:
Multiply:
-0.01785 × 56.01785 ≈ -1
Add
-0.01785 + 56.01785 = 56
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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