Do you need to know what two numbers multiply to -128 and add to 140? In other words, do you need to find the two numbers whose product is -128 and sum is 140? No problem! The two numbers that multiply to -128 and add to 140 are as follows:
-0.90839
140.90839
Here is the math to prove that our above answer to "What two numbers multiply to -128 and add to 140?" is correct:
Multiply:
-0.90839 × 140.90839 ≈ -128
Add
-0.90839 + 140.90839 = 140
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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