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Linear Algebra Algebra Linear Equations Functions

02/03/22

What is the gradient of the straight line joining (6, 5) and (8, 6)?

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Linear Algebra Algebra Equations Linear Equations

01/28/22

Unsolvable 8th Grade Question

In a multinational company that employs Indians, Turks, Chinese, Germans and Australians, the Indians are one less than one-third the number of germans and three less than half the numbers of... more

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Linear Algebra Math Algebra Linear Equations

01/28/22

Linear inequality word problems

Laila is buying her friend roses for his birthday. She has $25 to spend, and wants to save at least $1.50 for a card. If roses are $2.00 each, what is the maximum number of roses Laila can purchase... more

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Linear Algebra Math Algebra Inequalities

01/27/22

Linear inequality word problems

A car traveling 60 miles per hour approaches an area with a 50 mph speed limit. In order to reduce the speed to 50 mph or less, the driver slows down the car at a constant rate of 15 feet per... more

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Linear Algebra

01/25/22

What were the most minutes used in a single month? What were the least?

A cell phone company charges $60 for an 800-minute monthly plan, plus an additional $1.22 per minute for every minute over 800. if a customer’s bill ranged from a low of $77.16 to a high of $106.86... more

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Linear Algebra

01/25/22

Inequality representing a healthy weight, for a 5 foot 9 inch woman.

A healthy weight range for a woman is given by the following formula:110 pounds for the first 5 feet (tall).2-6 pounds per inch for every inch above 5 feet.Write an inequality representing a... more

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Linear Algebra Mathematics

01/24/22

How do you calculate the complex number?

|(π + i)^100 / (π - i)^100|

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Linear Algebra Mathematics

01/24/22

How do you find all the values of the following complex numbers?

a) i^(1/4)b) 1^(1/5)c) (−16)^(1/4)

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Linear Algebra Mathematics

01/24/22

How to calculate the given complex number?

| (π +i)^100(π − i)^100 |

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Linear Algebra

01/23/22

Put in a linear equation

Rachael needs a car to rent to get to and from school. Rental is 44.00 a day, .05 a mile, school is 10 miles each way. Rachael budget is $800.00 How many days could she rent the car?

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Linear Algebra Math Algebra Linear Equations

01/21/22

Linear Equation Word Problems

Cecilia rents a moving truck that uses a gallon of gas every 10 miles for $29.95 per day. She incurs an additional charge of $0.89 for each mile traveled and must return the truck with the same... more

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Linear Algebra Math Algebra Linear Equations

01/20/22

Linear Equation Word Problems

Alma and Erika work part-time stocking shelves at a grocery store. At 7:00 a.m on Saturday, Alma begins unpacking boxes at a rate of 1 box every 6 minutes. Erika joins her at 7:45 a.m unpacks 1 box... more

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Linear Algebra Math Algebra Linear Equations

01/19/22

Linear Equation Word Problem

Oliver mows lawns in his neighborhood. He charges $10 for each regular yard he mows, and he charges an extra $5 for each large yard that he mows. In one week he mowed 6 more large yards than... more

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Linear Algebra Math Algebra Linear Equations

01/19/22

Linear Equation Word Problems

A meteorologist estimates that on a sunny day, the air temperature decreases by about 4 degrees fahreheit every 1,000 (ft) of elevation gain. On a certain day, the air temperature outside an... more

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Linear Algebra Math Algebra Linear Equations

01/19/22

Linear Equation Word Problems

A meteorologist estimates that on a sunny day, the air temperature decreases by about 4 degrees fahreheit every 1,000 (ft) of elevation gain. On a certain day, the air temperature outside an... more

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Linear Algebra Calculus Differential Equations De

01/18/22

general solution of high DE using reduction of order

find the general solution of the DE ..... y1 = x1/24x2y''+y=24x1/2ln(x)I reduced the DE to first linear by letting w = u'w' +1/x w = 6ln(x) / x2found u to be ln3(x)+ln(x)c1+c2my general solution... more

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Linear Algebra Algebra Homework

01/17/22

Linear Question

Sandra, who is paid time-and-a-half for hours worked in excess of 40 hours, had gross weekly wages of $667 for 52 hours worked. What is her regularly hourly rate?

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Linear Algebra Calculus Differential Equations De

01/15/22

general solution of high DE "variation of parameters"

find the general solution of the non-homogeneous DE:x2y'' -3xy'+4y=x2, x>0I first solved the associated homogen. equation using cauchy euler method and found y1 and y2 to bey1=x2,... more

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Linear Algebra Calculus Differential Equations De

01/15/22

GENEREAL SOLUTION OF HIGH DE "REDUCTION ORDER"

find the general solution of the DE given that y1 = exxy'' +(3-2x)y'+(x-3)y=0I want to make sure of my answer. my answer is:y=ex(-C1x-2/2 +C2)please let me know if my solution is correct

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Linear Algebra Calculus Differential Equations De

01/15/22

GENEREAL SOLUTION OF HIGH DE "REDUCTION ORDER"

find the general solution of the DE given that y1 = exxy'' +(3-2x)y'+(x-3)y=0I want to make sure of my answer. my answer is:y=ex(-C1x-2/2 +C2)please let me know if my solution is correct

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Linear Algebra Math Linear Equations

01/02/22

linear algebra math questions

Find the complete solution to 𝐴𝑥 = 𝑏. Show all steps in detail.A= [2 4 64 , 2 5 76, 2 3 52] b=[b1 b2 b3 ]= [4 3 5]

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Linear Algebra Math Linear Equations

01/02/22

lineer algebra math question

Reduce A and B to their triangular echelon forms U. Which variables are free and pivot ?A=[1 2 24 6, 1 2 36 9, 0 0 12 3] B=[2 4 2, 0 4 4, 0 8 8]

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Linear Algebra Math Algebra 1 Algebra

12/29/21

Algebra Linear Question

The sum of three consecutive numbers is equal to the smallest number multiplied by 4

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Linear Algebra Math Algebra 2 Algebra

12/28/21

Linear Algebra question

Identify the property illustrated in: If x + 5 = 6, then 3x + 15 = 18?

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Linear Algebra

12/26/21

A square matrix A is said to be idempotent if A^2 = A.

Let A be an idempotent matrix.(a) Show that I − A is also idempotent.(b) Show that if A is invertible, then A = I.(c) Show that the only possible eigenvalues of A are 0 and 1. (Hint: Suppose x is... more

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What is the gradient of the straight line joining (6, 5) and (8, 6)?

Unsolvable 8th Grade Question

Linear inequality word problems

Linear inequality word problems

What were the most minutes used in a single month? What were the least?

Inequality representing a healthy weight, for a 5 foot 9 inch woman.

How do you calculate the complex number?

How do you find all the values of the following complex numbers?

How to calculate the given complex number?

Put in a linear equation

Linear Equation Word Problems

Linear Equation Word Problems

Linear Equation Word Problem

Linear Equation Word Problems

Linear Equation Word Problems

general solution of high DE using reduction of order

Linear Question

general solution of high DE "variation of parameters"

GENEREAL SOLUTION OF HIGH DE "REDUCTION ORDER"

GENEREAL SOLUTION OF HIGH DE "REDUCTION ORDER"

linear algebra math questions

lineer algebra math question

Algebra Linear Question

Linear Algebra question

A square matrix A is said to be idempotent if A^2 = A.

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