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Vera_Pavlovna [14]
2 years ago
6

Solve for x. Round your answer to the nearest hundredth

Mathematics
2 answers:
brilliants [131]2 years ago
7 0

Answer:

8.06198187 ...

Step-by-step explanation:

ln (16 x − 7 ) = ln ( 19 )

Expand  ln ( 16 x − 7 )  by moving  x − 7  outside the logarithm.

( x − 7 ) ln ( 16 ) = ln ( 19 )

Apply the distributive property.

x ln ( 16 ) − 7 ln ( 16 ) = ln ( 19 )

Move all the terms containing a logarithm to the left side of the equation.

x ln ( 16 ) − 7 ln ( 16 ) − ln ( 19 ) = 0

Move all terms not containing  

x

to the right side of the equation.

x ln ( 16 ) = 7 ln ( 16 ) + ln ( 19 )

Divide each term by  ln ( 16 )  and simplify.

x = 7 + ln ( 19 ) ln ( 16 )

The result can be shown in multiple forms.

Exact Form:

x = 7 + ln ( 19 ) ln ( 16 )

Decimal Form:

x

=

8.06198187...

sry for being incorrect the last time.

Dmitry [639]2 years ago
5 0

Answer:

8.06

Step-by-step explanation:

Exact form would be

X=7 + In(19)/In(16)

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How much interest would $1,000 earn in 1 year at an annual rate of 2% compounded annually
NNADVOKAT [17]

The Compound Interest would be $1104.895

What is Compound Interest ?

The interest charged on a loan or deposit is known as compound interest. It is the idea that we use the most frequently on a daily basis. Compound interest is calculated for an amount based on both the principal and cumulative interest. The main distinction between compound and simple interest is this. If we examine our bank statements, we will typically see that our account is credited with interest on a yearly basis. Even though the principal remains the same, the interest changes annually. We can observe that interest rises over time. As a result, we can infer that the interest the bank charges is compound interest, or CI, rather than simple interest.

Number of quarters in 5years =5×4=20

Quarterly rate of compound interest

r=24=0.5%

Initial amount

P=$1000

hence the total amount after 5years

=  P(1+r/100)n

=1000(1+0.5/100)^20

=1000(1.005)^20

=$1104.895

Hence, The Interest will be $1104.895

To learn more about Compound interest click on the link

brainly.com/question/24924853

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6 0
1 year ago
Suppose that water is pouring into a swimming pool in the shape of a right circular cylinder at a constant rate of 8 cubic feet
adell [148]

Answer:

dh/dt = 0,07 ft/min

Step-by-step explanation:

The swimming pool has the shape of right circular cylinder, therefore its volume is

V(c) = π*x²*h

Where x is the radius of the base and h the height

We take differentiation on both sides of the equation to get:

dV/dt  =  π*x²*dh/dt

The rate of change in height of water in the pool, is independent of the height of the water, since the pool is a right crcular cylinder, and dV/dt is constant at 8 ft³/min.

Then:

8  = π*x²*dh/dt

dh/dt = 8 /  π*x²

dh/dt = 8/113,04

dh/dt = 0,07 ft/min

7 0
3 years ago
Trees planted by a landscaping firm have a 90% one-year survival rate, If they plant 16 trees in a park, what is the following p
irina1246 [14]

Answer:

Pr(all will survive in one year) = 0.35 to 2 decimal places

Pr(at least 8 will survive) = 0.39 to 2 decimal places.

Step-by-step explanation:

Probability of a tree surviving one year is 0.9. While not surviving probability is 1 - 0.9 = 0.1

This is obtained from the 90℅ surviving rate for one year planted by the landscaping firm.

Probability that if 10 trees are planted, all will survive for one year is:

0.9x0.9x0.9x0.9x0.9x0.9x0.9x0.9x0.9x0.9 = 0.9^10 = 0.349

Probability that at least 8 will survive in one year can be expressed as

8 survived x 2 not survived +(or) 9 survived x 1 not survived +(or) 10 survived

= [(0.9^8)x(0.1^2) + (0.9^9)x(0.1^1) + (0.9^10)] = 0.391

Step-by-step explanation:

6 0
3 years ago
What percentage did you tip if your lunch was 4$ and you left 1$
andrey2020 [161]

Answer:

3

Step-by-step explanation:

3 0
2 years ago
Read 2 more answers
A cylinder has a height of 10 inches and a radius of 5.5 inches. What is the
umka2103 [35]

Answer: 949.85 in 3

Step-by-step explanation:i took the test lol

5 0
2 years ago
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