Do you need to know what two numbers multiply to -120 and add to 78? In other words, do you need to find the two numbers whose product is -120 and sum is 78? No problem! The two numbers that multiply to -120 and add to 78 are as follows:
-1.50926
79.50926
Here is the math to prove that our above answer to "What two numbers multiply to -120 and add to 78?" is correct:
Multiply:
-1.50926 × 79.50926 ≈ -120
Add
-1.50926 + 79.50926 = 78
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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