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3 years ago

Which expression represents the series 1+5+25+125+625

Mathematics

1 answer:

tankabanditka [31]3 years ago

7 0

$a_n=5^n$
where n starts at 0.

$a_n=5^{(n-1)}$
where n starts at 1.

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10x+2=9x3<br> what is the answer

yKpoI14uk [10]

Answer:

8.5

Step-by-step explanation:

10x+2=9x(3)

10x+2=27x

2=17x

x=8.5

6 0

2 years ago

Hey or range for each

topjm [15]

Answer : 100 meters 2:35/mile or 1:36/km 2:49/mile or 1:45/km

200 meters 2:35/mile or 1:36/km 2:52/mile or 1:47/km

400 meters 2:54/mile or 1:48/km 3:12/mile or 1:59/km

800 meters 3:23/mile or 2:06/km 3:48/mile or 2:21/km

1,500 meters 3:41/mile or 2:17/km 4:07/mile or 2:34/km

1 mile 3:43/mile or 2:19/km 4:13/mile or 2:37/km

5K 4:04/mile or 2:31/km 4:34/mile or 2:50/km

10K 4:14/mile or 2:38/km 4:45/mile or 2:57/km

Half Marathon

(13.11 miles / 21.098 km) 4:27/mile or 2:46/km 4:58/mile or 3:05/km

Marathon

(26.22 miles / 42.195 km) 4:41/mile or 2:55/km 5:10/mile or 3:13/km

Step-by-step explanation: sorry if this is wromg :/ ( but if it is please add me as the brainist answer )

7 0

3 years ago

Factor completely x2 − 36. (1 point)

puteri [66]

Answer:

Solution given:

x²-36

x²-6²

(x+6)(x-6)

is your answer

6 0

3 years ago

HELP PLEASE! 40 POINTS AND WILL MARK BRAINLIEST.

pshichka [43]

Answer:

Explicit rule, because you can find the 40th term directly using the explicit rule. You would need to find the first 39 terms before finding the 40th terms using recursive rule.

hope this helps...

3 0

2 years ago

Someone help me?????

ziro4ka [17]

Step-by-step explanation:

4. b 612 (72/100) x 850)

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6. b. 39% (3.24 - 2.85) x100%)

8 0

2 years ago