Question

find 14th term of an ap 10,-15,-20​

Answer 1

Answer:

a=10 d= -5

tn=a+(n-1)d

t14=10+(14-1)(-5)

=10+(-65)

=10-65

t14= -55

Step-by-step explanation:

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Answer 2

Answer:

-75

Step-by-step explanation:

a=-10 d= -5

tn=a+(n-1)d

t14=-10+(14-1)(-5)

    =-10+(-65)

    =-10-65

t14  = -75

The question given has a slight mistake , first term is -10 but not 10

if a =10 then given sequence wont be in AP

please check questions while asking

this is my request

hope this helps you

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