Do you need to know what two numbers multiply to -78 and add to 122? In other words, do you need to find the two numbers whose product is -78 and sum is 122? No problem! The two numbers that multiply to -78 and add to 122 are as follows:
-0.63603
122.63603
Here is the math to prove that our above answer to "What two numbers multiply to -78 and add to 122?" is correct:
Multiply:
-0.63603 × 122.63603 ≈ -78
Add
-0.63603 + 122.63603 = 122
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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