– Is mathematics something inherent to nature, or is it a purely human construct?
It is irrelevant as we humans inhabit a period of time in a universe where mathematics exists.. It is what it is.

– Why do you think math is so effective in describing the physical world around us?
Because the physical world is so effective at describing the math around us.

– Do you think math exists by itself without physics?
Everything in the universe is codependent.