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puteri [66]
2 years ago
10

What is the 21st term of the sequence with a1 = -7 and d = 3?

Mathematics
1 answer:
STatiana [176]2 years ago
3 0

Answer:

53

Step-by-step explanation:

a + (n - 1)d   \\  =  - 7 + (21 - 1)3 \\  = 53

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