Do you need to know what two numbers multiply to -108 and add to 21? In other words, do you need to find the two numbers whose product is -108 and sum is 21? No problem! The two numbers that multiply to -108 and add to 21 are as follows:
-4.27329
25.27329
Here is the math to prove that our above answer to "What two numbers multiply to -108 and add to 21?" is correct:
Multiply:
-4.27329 × 25.27329 ≈ -108
Add
-4.27329 + 25.27329 = 21
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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