Plz help me.. 50 points if you answer all ill give brainliest

1) 1/4+1/2

We need to convert the fractions.

1/4 is fine.

1 x 2=2

2 x 2=4

1/4+2/4=3/4

2) a+a

a can be written as 1a.

1a+1a=2a

I can't see photos and he doesn't know 3 or 4 and i'm confused on 5.

a=?

Hope it helps?

2. 2a

3. a^4

4. a^5

5. 1

9. 125

10. 1875

I believe most of these are correct

step-by-step explanation:

step-by-step explanation:

what is the figure? attach a picture.