Do you need to know what two numbers multiply to 128 and add to -70? In other words, do you need to find the two numbers whose product is 128 and sum is -70? No problem! The two numbers that multiply to 128 and add to -70 are as follows:
-68.12099
-1.87901
Here is the math to prove that our above answer to "What two numbers multiply to 128 and add to -70?" is correct:
Multiply:
-68.12099 × -1.87901 ≈ 128
Add
-68.12099 + -1.87901 = -70
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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