21,200 Answered Questions for the topic algebra 2

02/16/24

Linear Algebra Determinants
Let A = [(a-1) -2 2 -1 (a-3) 1 -1 -4 (a+2)] 3x3 matrix(a) For what values of a will the homogenous system Ax = 0 have infinitely many solutions ?(b) For each values of a found in (a) write down the... more
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02/16/24

Linear Algebra Matrices / Determinant
R2-2R1 R3-3R1A ————>————> [1 0 2 0 2 a 0 0 b] 3x3 matrix.[1 0 2 0 2 a 0 0 b] <——<———<————<————R2R2 -5R3 R2-R3 R1+2R3(a) Determine the values of a and b such that A is singular(b)... more
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02/15/24

Linear Algebra & Linear Systems
Consider the linear systemx1 + x2 - bx3 + (b-a)x4 = b-2x1 + ax2 - bx3 = 12x1 + 2x2 + ax4 = 0x1 + x2 -bx3 = 0for some real numbers a, b = R(a) Determine the values of a and b such that the system... more
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Algebra 2

02/14/24

Projectile Motion and Quadratic Regression
A quarterback throws a football from a height of 6 feet with an initial velocity of 20 feet per second. The height h of the ball at time t second can be represented by the function h(t)= -16t^2... more
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Algebra 2

02/13/24

In a basketball game, the number of points scored by the Miners was equal to 20 less than twice their opponent's score. The total number of points scored was 127. What was the total score?
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Algebra 2

02/13/24

What is the velocity of a car (in miles per hour) if it goes 40 miles in 35 minutes?
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Algebra 2 Precalculus

02/13/24

Find all zeros (real and complex) and factor the polynomial completely. a) P(x) = x^4 - 25x^3 + 235x^2 - 995x + 1624 and x = 5 + 2i is a zero of P(x)
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Algebra 2 Precalculus

02/13/24

Find all zeros (real and complex) and factor the polynomial completely. a) P(x) = x^2+24x+145
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Algebra 2

02/12/24

Rational equations
(2x+2/x-1)-4=(6x/x+4)1. Solve the rational equation using a calculator. Graph the left side of the equation as y1 and the right sides as y2. Enter your solution(s):2.Explain how you used the graph... more
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Algebra 2

02/12/24

Rational equation
(2x+2/x-1)-4=(6x/x+4)1. Solve the rational equation using a calculator. Graph the left side of the equation as y1 and the right sides as y2. Enter your solution(s):2.Explain how you used the graph... more
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Algebra 2

02/11/24

A doctor prescribes an ointment that is 2% hydrocortisone. A pharmacist has 1% and 5% concentrations in stock. How many ounces of each should the pharmacist use to make a 5-ounce tube?
A doctor prescribes an ointment that is 2% hydrocortisone. A pharmacist has 1% and 5% concentrations in stock. How many ounces of each should the pharmacist use to make a 5-ounce tube?
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Algebra 2

02/11/24

One crew can seal a parking lot in 6 hours and another in 10 hours. How long will it take to seal the parking lot if the two crews work together?
One crew can seal a parking lot in 6 hours and another in 10 hours. How long will it take to seal the parking lot if the two crews work together?
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Algebra 2

02/11/24

A doctor prescribes an ointment that is 2% hydrocortisone. A pharmacist has 1% and 5% concentrations in stock. How many ounces of each should the pharmacist use to make a 5-ounce tube?
A doctor prescribes an ointment that is 2% hydrocortisone. A pharmacist has 1% and 5% concentrations in stock. How many ounces of each should the pharmacist use to make a 5-ounce tube?
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Algebra 2

02/08/24

percent mixture

Lamar invested his savings in two investment funds. The $8000 that he invested in Fund A returned a 6% profit. The amount that he invested in Fund B returned a 1% profit. How much did he invest in... more
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Algebra 2

02/07/24

pl help with this
Use variation to find a model for the following problem. F varies directly with m and inversely with p. F = 9 when m = 3 and p = 4. F = 
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Algebra 2 Math Algebra 1 Calculus

02/07/24

Factor completely over the real numbers 6x5-4x3-16x
Factor completely over the real numbers (the solution is 2x(3x2+4)(x+√2)(x−√2). Please show a step-by step process for solving this problem.1). 6x5-4x3-16x
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02/06/24

Statistics on a number line
There is a line with 48 equidistant points (like a number line). Four points are labeled:A=0, B=6, C=21, D=30, E=48If a point is placed at random on AE, find each probability as a fraction.1) P(on... more
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02/06/24

Probability for wait times

A shuttle bus arrives at a hotel every 40 minutes to take a guest into town. If a guest walks out the door at a random time, find the probability of each waiting time.A) P(atleast 15 mins)B) P(no... more
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02/05/24

Pick a card statistics
A card is chosen randomly from a standard deck. What is the probability it is an ace OR a red card? What is the probability is is an ace AND a red card?
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02/05/24

Conditional probability

Ryan pitched for his team 5/8 of the game and it rained for 3/10 of the game, and he pitched and it rained for 1/4 of the game. What is the probability that it rained, given that Ryan pitched?
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02/05/24

Probability picking 2 coins
One jar contains 15 quarters, 9 dimes, 10 nickels, and 6 pennies. A coin is chosen and not replaced, and then another one is chosen. Find P(dime, then nickel)Find P(both not dimes)
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Algebra 2 Math Algebra 1 Calculus

02/04/24

Are you looking for an algebra1 and 2 tutor?
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Algebra 2 Trigonometry

02/04/24

There are two investment options, Plan A and Plan B, which one would take the least amount of time to double money?
You want to double your money in one year. There are two investment options, Plan A or Plan B. In Plan A, money is compounded continuously for a year at a rate of 4%. In Plan B, money is compounded... more
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02/04/24

Probability, true/false
Natalie guessed on the last three problems of her true/false test. What is the probability she got two right?
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02/04/24

Probability, number of outcomes
There is a bag with 5 green marbles and 8 blue marbles. A dice is rolled, then a marble is chosen. What are the number of outcomes?
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