Question

if for an AP, d=11 ,then t17 -t15=.......​

Answer 1

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bhavnar330

Secondary SchoolMath 15+8 pts

common difference = d = 5

first term = a = a

number of the term = n

Tn = a+(n-1)d

T18 = a+(18-1)5

T18 = a+(17)5

T18 = a+85

Tn = a+(n-1)d

T13 = a+(13-1)5

T13 = a+(12)5

T13 = a+60

so,

T18 - T13

= (a+85)-(a+60)

= a+85-a-60

= 85-60

= 25

Answer 2

Answer:

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Step-by-step explanation:

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