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S_A_V [24]
3 years ago
11

Melanie invested $5,500 in an account paying an interest rate of 6.9% compounded continuously. Assuming no deposits or withdrawa

ls are made, how much money, to the nearest dollar, would be in the account after 11 years?
Mathematics
1 answer:
Phantasy [73]3 years ago
7 0

Answer:

A=\$11,748.76

Step-by-step explanation:

we know that

The formula to calculate continuously compounded interest is equal to

A=P(e)^{rt}  

where  

A is the Final Investment Value  

P is the Principal amount of money to be invested  

r is the rate of interest in decimal  

t is Number of Time Periods  

e is the mathematical constant number

we have  

t=11\ years\\ P=\$5,500\\ r=6.9\%=6.9/100=0.069  

substitute in the formula above

A=5,500(e)^{0.069*11}  

A=5,500(e)^{0.759}  

A=\$11,748.76

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which order pair is a solution of the equation? y-4=7(x-6) A. only (5,4) B. only (6,5) C. both (5,4) and (6,5) D. neither​
Svet_ta [14]

Answer:

option D. Neither

Step-by-step explanation:

y-4=7(x-6)

using (5,4):

4-4=7(5-6)

0=7(-1)

0=-7

using (6,5):

5-4=7(6-6)

1=7(0)

1=0

so option D is the answer

6 0
3 years ago
The sum of a number and two equal to negative seven. Translate this sentence to an equation and then find the number
Anvisha [2.4K]

Answer:

-9

Step-by-step explanation:

x+2=-7

x+2-2=-7-2

x=-9

6 0
3 years ago
O the photo slash picture
Evgesh-ka [11]

Answer:

The shortest walking route is through the diagonal AC: 102.89m

Step-by-step explanation:

One can go from A to C using 2 paths:

- ADC or ABC

- using diagonal AC and half of that inner circle.

We need to compute the length of each path.

1) ADC=AD+DC=80+50=130m

2) AC²=AD²+DC²=80²+50⁵=6400+2500= 8900m²

AC=sqrt(8900)=94.34m.

Note that the diagonal AC has a missing segment, whose length is the diameter of the inner circle. So the straight line has a length of: AC-d=94.34-15=79.34m.

Perimeter of half the circle=pi×r= 3.14×(15/2)= 3.14×7.5=23.55m

So, if one is using the diagonal to go from A to C, then he has to walk:

79.34+23.55=102.89m

Comparing the two routes: 130m vs 102.89m, we notice that the route using the diagonal AC is shorter.

8 0
3 years ago
Answer the Volume Based Question. I will make uh Brainliest + 50 points​
Olin [163]

Step-by-step explanation:

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  • l = 3a\: cm,\: b = 3a\:cm,\: h = x\:cm (Given)

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  • V_{water} = lbh

  • Plugging the values of l, b and h in the above formula, we find:

  • V_{water} = (3a)(3a)(x)

  • \huge{\red{\boxed{V_{water} = 9a^2x\:cm^3}}}

  • (ii) For solid right circular cylinder:

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4 0
2 years ago
5
babymother [125]

The correct answer is option D.

The polygon ABCD can be mapped on to WXYZ but first it must be enlarged and then it must be mirrored along BC.

The mirror image of ABCD along BC must be enlarged with a scale factor of 2 to map ABCD to WXYZ.

The scale factor is the ratio of the the object to be transformed to the object with which it is to be compared.

Here, the scale factor is 2 and we must enlarge the image of ABCD along BC to get the desired mapping.

To learn more about mapping  and scale factor visit the link below:

brainly.com/question/22312172

#SPJ9

3 0
2 years ago
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