1.

(iii) The nth term or the(iv) The 11th term of the AP (5a -x), 6a, (7a + 2),...

Answer»

a=5a−x

d=6a−(5a−x)⟹a+x

a11=a+10d=5a−x+10(a+a)=5a−x+10a+10x=15a+9x

Ans=15a+9x



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