Do you need to know what two numbers multiply to -121 and add to 81? In other words, do you need to find the two numbers whose product is -121 and sum is 81? No problem! The two numbers that multiply to -121 and add to 81 are as follows:
-1.46725
82.46725
Here is the math to prove that our above answer to "What two numbers multiply to -121 and add to 81?" is correct:
Multiply:
-1.46725 × 82.46725 ≈ -121
Add
-1.46725 + 82.46725 = 81
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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