Do you need to know what two numbers multiply to -17 and add to -21? In other words, do you need to find the two numbers whose product is -17 and sum is -21? No problem! The two numbers that multiply to -17 and add to -21 are as follows:
-21.78051
0.78051
Here is the math to prove that our above answer to "What two numbers multiply to -17 and add to -21?" is correct:
Multiply:
-21.78051 × 0.78051 ≈ -17
Add
-21.78051 + 0.78051 = -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.
Multiply Add Calculator
Need another answer? Submit another set of values below: