Question

PLEASE KELP!!!
Which statement justifies that 3x2 - x - 5 multiplied by 2x2 - x - 3 obeys the closure property of multiplication?

The result 6x4 + x2 + 15 has a degree of 4.
The result 6x4 + x2 + 15 is a trinomial.
The result 6x4 - 5x3 - 18x2 + 8x + 15 is a polynomial.
The result 6x4 - 5x3 - 18x2 + 8x + 15 has a degree of 4.

Answer 1

PLEASE HELP ME =)

Answer 2

try one of these: https://www.google.com/search?client=aff-maxthon-maxthon4&channel=t26&q=Which%20statement%20justifies%20that%203x2%20-%20x%20-%205%20multiplied%20by%202x2%20-%20x%20-%203%20obeys%20the%20closure%20property%20of%20multiplication%3FThe%20result%206x4%20%2B%20x2%20%2B%2015%20has%20a%20degree%20of%204.%20The%20result%206x4%20%2B%20x2%20%2B%2015%20is%20a%20trinomial.%20The%20result%206x4%20-%205x3%20-%2018x2%20%2B%208x%20%2B%2015%20is%20a%20polynomial.%20The%20result%206x4%20-%205x3%20-%2018x2%20%2B%208x%20%2B%2015%20has%20a%20degree%20of%204.&gws_rd=ssl

Answer 3

Okay, cool thx =)

Answer 4

moving to history