Do you need to know what two numbers multiply to -40 and add to 77? In other words, do you need to find the two numbers whose product is -40 and sum is 77? No problem! The two numbers that multiply to -40 and add to 77 are as follows:
-0.51602
77.51602
Here is the math to prove that our above answer to "What two numbers multiply to -40 and add to 77?" is correct:
Multiply:
-0.51602 × 77.51602 ≈ -40
Add
-0.51602 + 77.51602 = 77
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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