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3 years ago

H(1)=0. h(n)=h(n-1)-9 explicit formula for h(n)=

Mathematics

1 answer:

timurjin [86]3 years ago

5 0

Answer:

0-9(n-1)

Step-by-step explanation:

We can tell the first term of the sequence is 0 and the common difference is -9. So the explicit formula would be h(n)=0-9(n-1)

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Leilani practiced piano for 3/5 of an hour. Sarah practiced piano for 7/8 of an hour.

ivolga24 [154]

Answer:

The number of hours did Sarah practice more than Leilani is $\dfrac{11}{40}$ hours .

Step-by-step explanation:

Given as :

The time for which Leilani practiced piano = $\dfrac{3}{5}$ hours

The time for which Sarah practiced piano = $\dfrac{7}{8}$ hours

Let the number of hours did Sarah practice more than Leilani = T hours

<u>Now, According to question</u>

The number of hours did Sarah practice more than Leilani = $\dfrac{7}{8}$ hours - $\dfrac{3}{5}$ hours

Or, T = $\dfrac{35-24}{40}$ hours

Or, T = $\dfrac{11}{40}$ hours

So,The number of hours did Sarah practice more than Leilani = T = $\dfrac{11}{40}$ hours

Hence, The number of hours did Sarah practice more than Leilani is $\dfrac{11}{40}$ hours . Answer

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3 years ago

I have no idea what the answer is or how to get it.

Lostsunrise [7]

I can't see the question

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3 years ago

Harry has 20 sweets. He gives 7 of the sweets to Nadia. What fraction of the 20 sweets does Harry have now?

olganol [36]

Answer: 13

Step-by-step explanation:

1. Harry has 20/20 sweets

2. Nadia takes 7/20 sweets

3. Your left with 13/20

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4 years ago

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Numbers that equal to 39

Natali5045456 [20]

Answer:

1 , 3 , 13 , and 39

Step-by-step explanation:

1 x 39 =39

3 x 13 = 39

13 x 3 = 39

39 x 1 =39

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2 years ago

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What is the measure of AB in O below?

8_murik_8 [283]

Answer:

The measure of an arc is equal to the angle opposite it

Therefore the answer is C. 100°

Hope this helps!

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