Help solve attached question.

Adiverr from the university of florida women’s swimming and diving team is competing in the ncaa zone b championships

Prove that 16^4-2^13-4^5 is divisible by 11.

Solve for x in the equation x2 - 12x + 36 = 90. x= 6+3x/10 x=6+2/7 x= 12+3/22 x = 12+3/10