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Elena-2011 [213]
3 years ago
7

Donna earns $73.50 for 6 hours of gardening. Mac

Mathematics
1 answer:
antoniya [11.8K]3 years ago
5 0
Donna earns 12.25 per hour
2nd person earns 12.20 per hour

donna earns 0.05 more
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Which expressions are equivalent to <br><br> 2 ln a + 2 ln b - ln a?
ycow [4]

Answer:

Choices 2, 3, and 5  are correct.

Step-by-step explanation:

Complete question is:

Check all that apply.

1. ln ab² - ln a

2. ln a + 2 ln b  

3. ln a² + ln b² - ln a

4. 2 ln ab

5. ln ab²

ANSWER:

The given expression is : 2 ln a + 2 ln b - ln a

It simplifies to: ln a + ln b² = ln ab²

Checking the given options.

1. ln ab² - ln a   = ln (ab²)/a = ln b²

  FALSE

2. ln a + 2 ln b = ln ab²

  TRUE

3. ln a² + ln b² - ln a = ln (a²b²)/a = ln ab²

  TRUE

4. 2 ln ab = ln a²b²

  FALSE

5. ln ab²

  TRUE

4 0
3 years ago
Please help me .. I really need help with this ASAP ​
morpeh [17]

Given:

Number of flower pots = 6

To find:

The number of ways of the gardener to arrange the flower pots.

Solution:

Number of ways to arrange n items is n!.

So, the number of ways to arrange 6 pots is:

6!=6\times 5\times 4\times 3\times 2\times 1

6!=720

Therefore, there are total 720 ways of the gardener to arrange the flowerpots.

4 0
2 years ago
Simplify the following √5 x 2√2
seraphim [82]

Answer:

try mopo quanda or guthmath

5 0
2 years ago
Find x<br> (4+25)<br> (6x+20)<br> (3x+25)
Paraphin [41]

Answer: 15

Step-by-step explanation:

Opposite angles of a cyclic quadrilateral are supplementary, so:

3x+25+6x+20=180\\\\9x+45=180\\\\9x=135\\\\x=\boxed{15}

6 0
2 years ago
Simplify the expression. –42 ÷ (–6)
Vitek1552 [10]
The answer is 7
hope this helps!
4 0
3 years ago
Read 2 more answers
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