can y’all help me i keep posting this question and people keep guessing and i keep getting it wrong :/

C

Step-by-step explanation:

So we have:

To simplify, we can use the quotient rule of exponents, which says that if we have:

Then this equals:

So, our equation will be:

Subtract the exponents. Turn 1/5 into 2/10 by multiplying both layers be 2. Thus:

Subtract in the exponent:

So, our answer is C :)

this may not be at all, but i use the same website you're using for school, and if i'm stuck doing one of these i try to look for it on the section.

a28=58

step-by-step explanation:

a1=a1+(n-1)d

a28= 4+ (28-1)2

a28=4+(27)(2)

a28=4+54

a28=58