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deff fn [24]
3 years ago
11

Simplify

Mathematics
1 answer:
Lapatulllka [165]3 years ago
7 0

Answer:

\frac{4\sqrt{5} }{5}

Step-by-step explanation:

Multiply the numerator and denominator by the conjugate.

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A maple tree loses 384 leaves during the first week of fall, and 3/2 as many each successive week. At the end of 7 weeks, all th
Ksenya-84 [330]

Answer:

12,354 leaves

Step-by-step explanation:

Leaves fallen from a maple tree = \sum_{n=0}^{6}  = 384(\frac{3}{2} )^{n}

At the end of 7 weeks

= 384 + 384(1.5) + 384(1.5)² + 384(1.5)³ + 384(1.5)⁴ + 384(1.5)⁵ + 384(1.5)⁶

= 12,354 leaves

12,354 leaves fell from the tree.

4 0
3 years ago
F(x)=2/3x-4 what is f^-1(x)
Luda [366]

Answer:

f ∧ (-1) = (2 + 4x)/3x

Step-by-step explanation:

7 0
3 years ago
a scale drawing of an automobile has a scale of 1 inch=1/2. foot. the actual width of the car is 8 feet what is the width on the
Tatiana [17]
The width of the scale drawing would be 16 inches. You need to convert the 1/2 ft to inches. Then figure out that 96in is equal to 8 ft. Then you divide 96 by 6.
8 0
4 years ago
What is the value of x un the following equation: <br> -5.5x + 0.56 = -1.64
Ksenya-84 [330]
To solve this, you must subtract .56 from -1.64. Then divide that by -5.5x. So the answer is .4
8 0
3 years ago
There is 200 students.The ratio of girls to boys is 5 to 3. what is the percent of students are boys? 
skelet666 [1.2K]
The percentage of male students is 37.5%

- There for every five girls there are three boys.

- That is eight students per.

- I took two hundred and divided it by eight to get twenty-five.

- I got twenty five, if you take twenty-five times three you get seventy-five & if you take twenty-five times five you get one hundred twenty-five.

- Add those two products and you'll have your two hundred.

- So, take seventy-five over two hundred to get thirty-seven and a half.

- Divide that by one hundred to get the ratio.

- It comes out to 37.5%
4 0
3 years ago
Read 2 more answers
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