Determine APwhose 3rd term is -24 and 8th term is -59
Answers
Answer:
-10, -17, -24, -31...............
Step-by-step explanation:
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Answer:
Step-by-step explanation: T3 = a+(3-1) d
T8 = A+(8-1)D
-24 = a+2d
-59 =a+7d
Using elimination method
Subtract equ 1 from equ 11
-35 = 5d
d = -7
Since d=-7 hence a =
-24 = a + 7d
-24 =a+7(-7)
-24 =a-49
-24+49 = a
a = 25