if 4,a,b,28 are in AP then the value of b is
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Answered by
18
Step-by-step explanation:
a=4
a5 = 28
a+4d=28
nth term = a +(n-1)d
4+4d=28
4d= 28 -4
d= 24/4
d= 6
now , c= a4
c= a + 3d
c = 4 + 3× 6
c = 4 + 18
c = 22.
Answered by
1
Step-by-step explanation:
thank you.
volume of is 20
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