Question

a1=5;a4=9 1/2 find a2‚a3​

Answer 1

Answer:

the correct answer is a2=37/2, a3=32.

Step-by-step explanation:

a1=5, a4=91/2

a4=a+3d,

5+3d=91/2,

3d=91/2-5

3d=91-10/2

3d=81/2,

d=81/6,

d=27/2.

⇒a2=a+d=5+27/2=37/2.

⇒a3=a+2d=5+27/2*2=5+54/2=5+27=32.