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Katena32 [7]
2 years ago
5

The 14th term of an arithmetical progression is 15 and it's 9th term is 35 find the 15th term​

Mathematics
1 answer:
AURORKA [14]2 years ago
4 0

Answer:

the 15th term is 11

Step-by-step explanation:

common difference is= -4

first term is 67

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Solve by completing the square<br> -x^2+8x-6=0
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x = <u>-8 +/- √(44)
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3 years ago
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6 0
3 years ago
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Is 15 yards to 18 yard increase or decrease
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Solve this question ​
love history [14]

Answer:

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