84^2+25^2+36^2=? Algebra Expressions, Equations, and Functions PEMDAS 1 Answer Veddesh phi Jan 13, 2016 8977 Explanation: 25^2=25*25=625 36^2=36*36=1296 84^2=84*84=7056 625+1296+7056=8977 Answer link Related questions What is PEMDAS? How do you use PEMDAS? How do you use order of operations to simplify 3(7-2)-8? What are common mistakes students make with PEMDAS? How do you evaluate the expression 5[8+(3-1)]-2? How do you simplify the expression 4(30-(3+1)^2)? How do you evaluate the expression x^4+x if x=2? Is it okay to add first before subtracting in 4-6+3? How do you simplify (-3)^2+12*5? How do you simplify (4-2)^3-4*8+21div3? See all questions in PEMDAS Impact of this question 1871 views around the world You can reuse this answer Creative Commons License