Suppose you have two sets of n-numbers:
{a1, a2, a3, ... , an} and {b1, b2, b3, ... , bn}
Then the form for the standard sum of product is
a1*b1 + a2+b2 + a3*b3 + ... + an*bn
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A product is an answer to a multiplication sum. Since there is no sum in this question, there is no product to be obtained.
What is the standard form for (2x+7)(x-1)=0
4 and 5 have the sum of 9 and the product of 20.
What is the question ? How many powers of ten are involved ? . . . 5 of them How is the sum written in standard form ? . . . 483.12 How many digits in the standard form are even ? . . . 3 of them Is the sum divisible by 0.03 ? . . . Yes . . . . etc.
The integers 2 and 10 have a product of 20 and a sum of 12.