Question

5,__,13,__,21 fill in blank

Answer 1

answer:

5,9,13,17,21

explaination :

a3=a+2d

a3=a+2d=>13=5+2d

=>2d=8

=>d=4

a2=a+d=5+4=9

a4=a+3d=5+3×4=17

MARK ME BRAINLIEST

Answer 2

Step-by-step explanation:

pls Mark the above as brainlist