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Math

10/22/23

How many gallons were consumed by each of the two cars that week?

A family has two cars. The first car has a fuel efficiency of 35 miles per gallon of gas and the second has a fuel efficiency of 30 miles per gallon of gas. During one particular week, the two cars... more

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Math

10/21/23

Take a general quadratic function f(t)=at2+bt+c

Take a general quadratic function f(t)=at2+bt+c and compute the second difference for adjacent points t,t+1, and t+2(Hint: Your answer could depend on the coefficients a,b and c.)

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Math

10/21/23

A car drives 840 miles on 35 gallons of gas. How far can it drive on 25 gallons?

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Math Probability

10/21/23

Probability question

Hello, my question is about probabilities from a game called "Deceit". Here are the premises. 6 players, 2 unknow infected players among them. Each one has therefore 1/3 chance of being infected... more

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Math Mechanical Engineering Civil Engineering Architecture

10/21/23

Strength of materials tangenial stress question

A steel tank has a height of 10 m and a diameter of 5 m. If the tangential stress in the tank measures 80 MPa if it is full of water, determine the approximate thickness of the tank.

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Math Test Preparation

10/21/23

Question for Growth Models Homework

A radioactive substance decays exponentially. A scientist begins with 140 milligrams of a radioactive substance. After 16 hours, 70 mg of the substance remains. How many milligrams will remain... more

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Math Discrete Math

10/20/23

Permutation or Combinatorics

A sequence of integers (a1,a2,...,an) is weakly increasing if a1 ≤ a2 ≤ ··· ≤ an. For instance, (0, 2, 2, 3, 5, 5, 7, 8, 9, 10) is weakly increasing, but (0, 2, 2, 3, 5, 6, 7, 9, 4, 10) is not.... more

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Math

10/20/23

Joe is on his way home in his car. He has driven 24 miles so far, which is two-thirds of the way home. What is the total length of his drive?

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Answers •2

Math

10/20/23

Determine the equation of the line perpendicular to y = 1/4x + 1 that passes through (-4,7).

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Math

10/20/23

Mathematics puzzle ( Algebra)

When asked how many gold coins he had, the king said:If I arrange them in stacks of five, none are left over.If I arrange them in stacks of six, none are left over.If I arrange them in... more

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Math Calculus

10/20/23

Use partial fractions to evaluate the integral

Use partial fractions to evaluate the integral∫ (4x^3 + 2x^2 + 3x + 2) / (x^2(x^2 + 1)) dx

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Math Algebra 1 Algebra 2

10/20/23

Algebra determinant

(a) Consider the matrixA = first row: 1 2 1 2 -1 second row: 3 1 -2 -3 1 third row: -1 2 4 4 6 fourth row: 0 0 0 1 2 fifth row: 0 0 0 -4 -5Calculate the... more

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Math Algebra 1 Algebra 2 Calculus

10/20/23

Suppose that a rocket is launched vertically and it is known that the exaust gases are emitted at a constant velocity of 18.5 m/s relative to the rocket,

Suppose that a rocket is launched vertically and it is known that the exhaust gases are emitted at a constant velocity of 18.5 m/s relative to the rocket, the initial mass is 1.4 kg and we take the... more

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Math Algebra 1 Algebra 2 Calculus

10/20/23

Suppose that bacteria growth is modelled by the DE

Suppose that the number of bacteria is observed to double after 4 days, and the estimated carrying capacity is19 times the initial population. What is the estimated population, as a multiple of the... more

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Math

10/20/23

S cans of soup for $6.50 each

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Math

10/19/23

Find the value of q. Please Show Steps

-6x3 - 7x2 + qx - 12 is divisible by 3x – 4. Find the value of q. Justify your answer by showing your work.

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Math Calculus

10/19/23

does this series converge or diverge

1 - (*4)/4! + (2*4*6)/6! - (2*4*6*8)/8!

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Math

10/19/23

The function C(x)=17.5x−10 represents the cost (in dollars) of buying x tickets to the orchestra with a $10 coupon.

The function C(x)=17.5x−10�(�)=17.5�−10 represents the cost (in dollars) of buying x� tickets to the orchestra with a $10 coupon.a. How much does it cost to buy 5 tickets?It costs ___ to buy 5... more

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Math

10/19/23

Question The function C(x)=17.5x−10 represents the cost (in dollars) of buying x tickets to the orchestra with a $10 coupon.

The function C(x)=17.5x−10�(�)=17.5�−10 represents the cost (in dollars) of buying x� tickets to the orchestra with a $10 coupon.a. How much does it cost to buy 5 tickets?It costs $$ to buy 5... more

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Math

10/19/23

what is it......

The function d=16t2�=16�2 gives the distance, d, that a rock will fall in t seconds. This function is modeled in this graph.Using this formula and the graph, how far will the rock fall in 3... more

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Math Linear Algebra

10/19/23

Finding Eigenvector

For the matrix 15 8 -26 2 4 -12 -4 -8I have already found one of the eigenvalues to be 18. How do I find the eigenvector for this eigenvalue?

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Math

10/19/23

DIG DEEPER QUESTION

The floor of a gazebo is in the shape of a heptagon, a seven-sided polygon. Four of the interior angles measure 135 $\degree$° . The other interior angles have equal measures. Find their... more

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Math Calculus

10/19/23

is there a removable discontinuity somewhere?

(12+x-3x2)----------------- x2-4the denominator = 0 at x=2 and x=-2 but I cant factor the top term to find out if theres a removable disconintuity or notthank you

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Math Calculus

10/19/23

Extreme problem help needed

Consider the function B(x)=x^a(1-x)^b on 0≤x≤1, with a,b>0.Absolute Maximum value: ______

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Math Statistics

10/19/23

Find the p value and whether or not the null hypothesis will be rejected at a significance level of 0.5 (see description)

A. H0: µ≤60H1:µ>60Test statistic of 2.35B. H0: µ≥42H1: µ<42Test statistic of -1.13C. H0: µ=88H1: µ≠88

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How many gallons were consumed by each of the two cars that week?

Take a general quadratic function f(t)=at2+bt+c

A car drives 840 miles on 35 gallons of gas. How far can it drive on 25 gallons?

Probability question

Strength of materials tangenial stress question

Question for Growth Models Homework

Permutation or Combinatorics

Joe is on his way home in his car. He has driven 24 miles so far, which is two-thirds of the way home. What is the total length of his drive?

Determine the equation of the line perpendicular to y = 1/4x + 1 that passes through (-4,7).

Mathematics puzzle ( Algebra)

Use partial fractions to evaluate the integral

Algebra determinant

Suppose that a rocket is launched vertically and it is known that the exaust gases are emitted at a constant velocity of 18.5 m/s relative to the rocket,

Suppose that bacteria growth is modelled by the DE

S cans of soup for $6.50 each

Find the value of q. Please Show Steps

does this series converge or diverge

The function C(x)=17.5x−10 represents the cost (in dollars) of buying x tickets to the orchestra with a $10 coupon.

Question The function C(x)=17.5x−10 represents the cost (in dollars) of buying x tickets to the orchestra with a $10 coupon.

what is it......

Finding Eigenvector

DIG DEEPER QUESTION

is there a removable discontinuity somewhere?

Extreme problem help needed

Find the p value and whether or not the null hypothesis will be rejected at a significance level of 0.5 (see description)

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