Do you need to know what two numbers multiply to 10 and add to 21? In other words, do you need to find the two numbers whose product is 10 and sum is 21? No problem! The two numbers that multiply to 10 and add to 21 are as follows:
0.48751
20.51249
Here is the math to prove that our above answer to "What two numbers multiply to 10 and add to 21?" is correct:
Multiply:
0.48751 × 20.51249 ≈ 10
Add
0.48751 + 20.51249 = 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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