Question

the 10th term of an AP -5,-10,-15,,,,,,,,,,,,,-100 is​

Answer 1

Answer:

Step-by-step explanation:

T₁₀=-5+(10-1)-5

=-5+9×-5

=-5-45= -50.

is the correct answer..

Answer 2

Answer:

a10 = -50

Step-by-step explanation:

Given

a = -5

d = a2 - a1

= (-10)-(-5)

= -10 + 5

= -5

an = a + (n-1) d

a10 = -5 + (10-1) (-5)

a10 = -5 + 9 (-5)

a10 = -5 + (-45)

a10 = -5 - 45

a10 = -50

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