Math Anagram?

Question

Using the number 1,2,3, and 4 make a equation that equals 89 and 90. You can add, subtract, multiply, divide, square, square root or combine two numbers together. Ex. 1 and 2 becomes 12.

first person with both answers gets 10 points

Answer 1

(2*4 + 1)^2 + 3^2 = 81 + 9 =90
4^2 ( 2^2 + 1) + 3^2 = 16(5) + 9 = 89