Do you need to know what two numbers multiply to 66 and add to -90? In other words, do you need to find the two numbers whose product is 66 and sum is -90? No problem! The two numbers that multiply to 66 and add to -90 are as follows:
-89.26059
-0.73941
Here is the math to prove that our above answer to "What two numbers multiply to 66 and add to -90?" is correct:
Multiply:
-89.26059 × -0.73941 ≈ 66
Add
-89.26059 + -0.73941 = -90
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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