Which expression is equivalent to square root of -80? a) -4 square root 5 b) -4 square root 5i c)4 square root 5i d) 4 square root 5

Option (C) is correct.

an equivalent expression for the given expression  square root of -80 is

Step-by-step explanation:

Given:  square root of -80

We have to find an equivalent expression.

Consider the given expression  square root of -80

This can be written mathematically as

Since, prime factorization of 80 is 2 × 2 × 2 ×2 × 5

Thus,

Simplify , we get,

Also,

Thus,

Thus, an equivalent expression for the given expression  square root of -80 is

Option (C) is correct.

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads