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Kobotan [32]
3 years ago
10

Im so confused at part b) is not 0.98 and i dont know what is it

Mathematics
1 answer:
Angelina_Jolie [31]3 years ago
8 0

Answer:

0.294

Step-by-step explanation:

The number of possible outcomes for 2 consecutive days is  2 (Friday, Saturday and Saturday,Sunday).

Prob( Friday, Saturday  has rain) = 0.70*0.70* 0.30) = 0.147 (No rain Sunday)

Prob( Saturday/Sunday  has rain) = 0.30*0.70*0.7) = 0.147  (No rain Friday)

Required Probability = 2*0.147

= 0.294.

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2 years ago
Hope an expert can help with this
Citrus2011 [14]

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5 0
3 years ago
15s^11-25s^4 factorised <br><br> plz tell me. :)
saveliy_v [14]

For the numeric part, you'll have to find the GCD of 15 and 25, which is 5. So, we can factor a 5 and we have

5(3s^{11}-5s^4)

As for the literal part, you can factor s^4 because it's the power of s with the smallest denominator. So, we have

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8 0
3 years ago
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xenn [34]

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Step-by-step explanation:

<u>RISE OVER RUN</u>

(Rise) Using the farthest dot on the left you count how much you rise till you align with the second dot <em>(depending on whether you go up or down determines + or -)</em>

(Run) Once aligned with the second dot count whilst 'running' towards it till you've reached it.<em> (If you go right it's +, if you go left it's -)</em>

Hard to explain, but it's really easy if you look up a tutorial.

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Answer

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Step-by-step explanation:

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