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zlopas [31]
3 years ago
15

What is the solution to 3+4eX+1 = 11?

Mathematics
1 answer:
dmitriy555 [2]3 years ago
3 0

Answer:

  x ≈ −0.30685281944

Step-by-step explanation:

We assume your equation is intended to be ...

  3+4e^{x+1}=11

Subtracting 3 and dividing by 4, we have ...

  e^(x+1) = 2

  x +1 = ln(2)

  x = ln(2) -1 ≈ -0.30685281944

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Question Help A manufacturer ships toasters in cartons of 1010. In each​ carton, they estimate a 1010​% chance that any one of t
natta225 [31]

Answer:

The probability that there will be repair exactly 3 toaster is 0.0574.

Step-by-step explanation:

Binomial Distribution:

A discrete random variable X having the set {0,1,2,3......,n} as the spectrum, is said have a binomial distribution with parameter n= number of trials and p=probability of number of success on an individual trial, if the p.m.f (probability mass function) of X given by,

P(X=x)=C(n,x)p^x(1-p)^{n-x}    x=0,1,2,......,n

               =0                                   elsewhere

where 0<p<1 and n is a positive integer.

Total number of toaster in cartons(n) = 10.

Probability of number of success on an individual trial p= 10% = 0.10

\therefore P(X=3)= C(10,3)(0.10)^3(1-0.10)^{10-3}

                    =\frac{10!}{3!(10-3)!}(0.10)^3)(0.90)^7

                    =0.0574

The probability that there will be repair exactly 3 toaster is 0.0574.

6 0
3 years ago
What is the slope of o line that passes through (-4,-14) and (19,11)?
DerKrebs [107]

Answer:

D, see description below.

There is a possible typo in the problem since these points have slope 25/23.

Step-by-step explanation:

To find the slope of a line, calculate the distance between points with a ratio of vertical to horizontal distance. This is done using the formula:

m=\frac{y_2-y_1}{x_2-x_1}

Here the points are (-4,-14) and (19,11). Substitute and simplify.

m=\frac{11--14}{19--4}=\frac{11+14}{19+4}=\frac{25}{23}

I think there is a typo in your points (-4,-14) and (19,11) because the answer doesn't align to the answer choices. But based on them, I would answer D or 24/23 since it's the closest value.

6 0
4 years ago
If triangle DEF is classified as equilateral, which statement must be true?
patriot [66]

Answer:

all three sides are congruent.

Step-by-step explanation:

it is equiangular.

sides are equal.

angles are equal.

all three sides are congruent.

6 0
3 years ago
At 11:59 p.m on December 31st the times square ball in new york city was 725 feet above ground one minute later it was 584 feet
Nuetrik [128]

Answer:

it dropped -141 in 60 seconds so 141/60 = 2.35 ft per second

Step-by-step explanation:

6 0
3 years ago
W is greater than -5 and less than 0
Ronch [10]
Yessndndndd dndndndndndndndndndd
5 0
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