Do you need to know what two numbers multiply to -189 and add to 128? In other words, do you need to find the two numbers whose product is -189 and sum is 128? No problem! The two numbers that multiply to -189 and add to 128 are as follows:
-1.45991
129.45991
Here is the math to prove that our above answer to "What two numbers multiply to -189 and add to 128?" is correct:
Multiply:
-1.45991 × 129.45991 ≈ -189
Add
-1.45991 + 129.45991 = 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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