PLS ANSWER ITS A QUIZ!

Find the degree of the polynomial.
5a-2b²+1​

The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0

Why did the ice arena get so hot after the big game (this is math related google it to find the paper

Someone answer asap for ! the boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a. e = 2b - 212 b. b = 2e - 212 c. e = -2b + 212 d. b = -2e + 212