Do you need to know what two numbers multiply to -78 and add to 166? In other words, do you need to find the two numbers whose product is -78 and sum is 166? No problem! The two numbers that multiply to -78 and add to 166 are as follows:
-0.46856
166.46856
Here is the math to prove that our above answer to "What two numbers multiply to -78 and add to 166?" is correct:
Multiply:
-0.46856 × 166.46856 ≈ -78
Add
-0.46856 + 166.46856 = 166
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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