Which expression has a value of 1, when x = 2 and y = 4?

a: (2 squared + 8) / 4 - 2
b: (2 squared + 8) / (4 - 2)
c: 2 squared + 8 / (4 - 2)
d: 2 squared + 8 / 4 -2

make sure you use the order of operations:

1. simplify expressions inside parentheses.
2. evaluate exponents or radicals.
3. multiply and divide, in order, from left to right.
4. add and subtract, in order, from left to right.

its not b

step-by-step explanation:

example 2 – simplify: step 1: completely factor both the numerators and denominators of all fractions. step 2: change the division sign to a multiplication sign and flip (or reciprocate) the fraction after the division sign; essential you need to multiply by the reciprocal. step 3 : cancel or reduce the fractions.

i belive those are the ones that are under 90 degreese.

7,24

step-by-step explanation: