06/18/21

In a certain country, income tax T (in dollars) is assessed according to the following function of income x
In a certain country, income tax T (in dollars) is assessed according to the following function of income x: T(x) =  0     if 0 ≤ x ≤ 10,000 0.09x     if 10,000... more
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06/18/21

What is an equation of the line that passes through the point (-2,-2)(−2,−2) and is parallel to the line 3x-y=23x−y=2?
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06/11/21

Solve the problem.
When a plane flies with the​ wind, it can fly 840 miles in 3 hours. When the plane flies in the opposite​ direction, against the​ wind, it takes 7 hours to fly the same distance. What is the... more
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05/28/21

Isaac says when h(t) = 0 the height of the squirrel is 9 and the squirrel is in the tree. Maria says when h(t) = 0 the time is 4 and the squirrel is on the ground. Who is right
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05/20/21

I need help with these two questions
Part B: Explain why coterminal angles have a difference that is a multiple of 360 degrees, such as 720 or 1080 degrees.Part C: Find three angles that are coterminal with an angle measuring 75... more
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05/20/21

In 2010, Spokane County in Washington state had a population of 471,221 with an area of 1764 square miles. Rounded to the nearest hundredth, what was Spokane County’s population density in 2010?
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05/20/21

Mindy's empty suitcase weighs 8 pounds. The airline allows luggage to weigh no more than 40 pounds. Write an inequality that shows the total weight w of the items Mindy can pack in her suitcase.
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05/20/21

Determine the horizontal asymptote (are my answers correct?)
1. y = x3+2x2-6 / x22. y=x4 +3x3 + x2-7 / x5-3x3+83. f(x) = 2x2 / x2+3x-4my answers:1. 2x2/x2 = 2 is the horizontal asymptote2. 3x3 / -3x3 = -1 is the h.a 3. 2x2 / x2 = 2 is the h.aare my answers... more
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05/18/21

Jack spent half of his weekly allowance on video games. To earn more money his parents let him wash the car for $6. What is his weekly allowance if he ended with $15?
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05/13/21

Identify if the function represents exponential growth or exponential decay. Then identify it's factor, rate and y-intercept. t(x)=100(0.56)^x
p(x) is an exponential  growthdecay function.Its  growthdecay factor is .its  growthdecay rate is  %.It's y-intercept is .
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05/10/21

Find the shaded figure if the square with 8 cm is inside a shaded circle?
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05/09/21

ive tried any times and got it wrong this is precalculus

On a circle of radius 10 feet, what angle would subtend an arc of length 2 feet?  ___ degrees
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05/08/21

I don't know how to solve these questions please help me and demonstrate please!

1. Which of the following equations is a polynomial identity?a. b. c. d.  2. Which expression is not equivalent to ?a. b. c. d.  Prove, algebraically, that the following equations are polynomial... more
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05/07/21

If the function h( x ) = ( x − 8 ) 4 is expressed in the form f ∘ g with f ( x ) = x 4 , then find the function g ( x ) .
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05/07/21

Elena's parents decide to invest $5000 into a college savings fund when she is born. If the account earns an interest rate of 7% per year, how many years will it take for the account to have $28,000?

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05/03/21

solve (8 - 4i) (2 + 6i)

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05/01/21

I need help its due soon please its precalculus

You go to the doctor and he gives you 15 milligrams of radioactive dye. After 16 minutes, 4.5 milligrams of dye remain in your system. To leave the doctor's office, you must pass through a... more
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04/28/21

you choose 2 balls at random, one at a time. Are you more likely to chose 2 white balls in a row when you replace the first ball or when you don't replace the first ball? Explain.
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04/28/21

probability question, please help with explanation

1.two green tiles, one red tile, and a blue tileare put into a paper bag.a) What is the probability that a green tile is drawn, followed by a blue tile, assuming the first tile is replaced before... more
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04/27/21

y < 2 .

graph each linear inequality
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04/26/21

Help me pleasee
There are 8 people fishing at lake Connor: 4 have fishing licenses, and 4 do not. An inspector chooses two of the people at random. What is the probability that the first person chosen has a... more
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04/26/21

Voting in Millersburg's annual school board elections has been going down by 10% from one election to the next. If 680 parents voted this year, how many will vote 3 years from now?

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04/26/21

Mixture Problem x5
You need a 65% alcohol solution. On hand, you have a 130 mL of a 15% alcohol mixture. You also have 75% alcohol mixture. How much of the 75% mixture will you need to add to obtain the desired... more
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04/23/21

Kali run 10 laps around the track each day.Each lap around the track is 400 meters .How many days will it take Kali to run 12 kilometers
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04/23/21

Algebra 1 Word Problem
The perimeter of a rectangle is 42 ft. The area of the rectangle is 108 ft^2. Create and solve an equation to find the dimensions of the rectangle.
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