Question

If 5²ˣ ⁺ ⁴ = 1, then x is equal to

Answer 1

Answer:

- 2

Step-by-step explanation:

Calculate by comparing powers of 5 and 1.

Answer 2

Answer:

x = -2

Step-by-step explanation:

According to the property,

if xⁿ=1, so, n = 0.

So, on comparing exponents,

2x+4=0

2x=0-4

2x= -4

x= -4/2

x= -2