Find the 10th term of ap : -0.1,-0.2,-0.3....
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Answered by
27
a=-0.1. d=-0.2-(-0.1)=-0.1
T10=a+(10-1) d
=-0.1(9)-0.1
=-0.1+(-0.9)
=-1
T10=a+(10-1) d
=-0.1(9)-0.1
=-0.1+(-0.9)
=-1
Answered by
10
a n = a+(n-1)d
Given:
a = -0.1 , n =10, d = (-0.2)-(-0.1)=-0.2+0.1=-0.1
we get:
a n = (-0.1)+(10-1)*(-0.1)
=(-0.1)+(9)*(-0.1)
=( -0.1)+(-0.9)
=-0.1-0.9
=-1.0
Given:
a = -0.1 , n =10, d = (-0.2)-(-0.1)=-0.2+0.1=-0.1
we get:
a n = (-0.1)+(10-1)*(-0.1)
=(-0.1)+(9)*(-0.1)
=( -0.1)+(-0.9)
=-0.1-0.9
=-1.0
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