Do you need to know what two numbers multiply to -10 and add to 128? In other words, do you need to find the two numbers whose product is -10 and sum is 128? No problem! The two numbers that multiply to -10 and add to 128 are as follows:
-0.07808
128.07808
Here is the math to prove that our above answer to "What two numbers multiply to -10 and add to 128?" is correct:
Multiply:
-0.07808 × 128.07808 ≈ -10
Add
-0.07808 + 128.07808 = 128
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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