Which of the following mathematical expressions is equivalent to the verbal expression "A number, x, squared is 39 more than the product of 10 and x" ?

F. 2x39 +10x
G. 2x = 39x+10x
H. 39 10x
J. x²=39 + x²=39x10
K. 39+10x

The correct answer is F. 2x39 +10x

This mathematical expression represents the verbal expression "A number, x, squared is 39 more than the product of 10 and x" as (x^2 = 10x + 39) which is equivalent to 2x39 + 10x.