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Oksanka [162]
3 years ago
9

I need help with number 17 and 18. The fractions and decimals throw me off.

Mathematics
2 answers:
kolezko [41]3 years ago
8 0
For number 17 changed the 13 3/8 into a decimal to help you. 3/4 would be .75 and 13 3/8 would be 13.375 
13.374 +.75 = 14 1/8 which would be 14. 125 
14.125 + .75= 14 7/8 which would be 14. 875 
so you can carry two more water bottles

Natasha2012 [34]3 years ago
8 0
The answer to number 17 is 2 water bottles. First you have to figure out how much pounds you have left to 15, thats when you subtract 15- 13 3/8= 1 5/8
Next, you subtract 3/4 from 1 5/8. You are left with 1/8 after subtracting 3/4 from 1 5/8 2 times. You are left with 1/8. You can not subtract 3/4 anymore, in this case if add another matter bottle, it will exceed the limit of 15 pounds. Hope this helped.
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P is the initial amount of the drug, 0.3ml.
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t is in seconds.

You'll get:
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Sub in any value on t to find out how many ml are left t seconds after injection.

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Answer:

25a^{2}+5ab+\frac{b^{2} }{4}

Step-by-step explanation:

(5a+\frac{1}{2} b)^{2}

1. First, write out the expression without the square

(5a+\frac{1}{2} b)(5a+\frac{1}{2} b)

2. Then use foil to multiply:

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Step-by-step explanation:

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Let us study the graph and find the correct answer

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→ That means the correct answer is A

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