11/16/20

Rational Expression
How much alfalfa should be added to 60 L of ostrich pellets to create a mix that is 32% alfalfa by volume?
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11/16/20

Use Principal Values to Evaluate: tan[Arccos0]
Use Principal Values to evaluate. Show all work.How do I make the graph that goes along with this?
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11/15/20

What is the height o the tree?
Pat needs to determine the height of a tree before cutting it down to be sure that it will not fall on a nearby fence. The angle of elevation of the tree from one position on a flat path from the... more
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11/15/20

i need answers.
Which of the following would be on thegraph of y = 2.5x - 7(0,0) (2,-2)(-2.5, 3.5) (4,-2)
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11/15/20

i need answers.
Without solving the given systems explainif they are equivalent or not. Explain whyor why not.
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11/15/20

Find the equation for the line..
Find an equation for the line that passes through the points (-3,1) and , (1,3)..
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11/15/20

A motorboat takes 5 hours...
A motorboat takes 5 hours to travel 150 miles going upstream. The return trip takes 3 hours going downstream. What is the rate of the boat in still water and what is the rate of the current?Rate of... more
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11/14/20

If sin(θ) = 1/4 and θ is in the 2nd quadrant, find cos (θ)
If sin(θ) = 1/4 and θ is in the 2nd quadrant, find cos (θ)What would cos(θ) be?
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11/14/20

Double-Angle, Half-Angle, and Reduction Formulas. Thank you!
Find   tan(u/2)   if   cotu=9.133   and u is in Quadrant-I. tan(u/2)=Your answer should be accurate to 4 decimal places.
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11/14/20

Solve the Inequality
Bill is choosing between two exercise routines. In Routine #1, he burns 22 calories walking. He then runs at a rate that burns 8.5 calories per minute. In Routine #2, he burns 50 calories walking.... more
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11/14/20

A motorboat takes hours to travel kilometers going upstream. The return trip takes hours going downstream. What is the rate of the boat in still water and what is the rate of the current?
A motorboat takes 4 hours to travel 128 kilometers going upstream. The return trip takes 2 hours going downstream. What is the rate of the boat in still water and what is the rate of the current?
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11/14/20

Solving Trigonometric Equations

Solve cos(x)=0.54 on 0≤x<2πThe solution(s) is/are x=Give your answers accurate to 3 decimal places
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11/14/20

i need answers.
Francis owns a cake shop. She is currently preparing cupcakes (x) and cookies (y) for two birthday parties. The first birthday party ordered 20 cupcakes and 40 cookies and their total cost was $61.... more
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11/14/20

. Computer You are planning on a buying a computer, but you don’t want to spend over $1000 on the computer.

. Computer You are planning on a buying a computer, but you don’t want to spend over $1000 on the computer. You have a coupon for $50 off the purchase of any item at the store you want to buy the... more
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11/14/20

is the question below linear ?
is y= x2 - 2 linear ?
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11/14/20

Is y = 1/x + 7 linear ?

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11/13/20

M3L3 Application Problem
One ninth of the students in Mr. Beck’s class list red as their favorite color. Twice as many students call blue their favorite, and three times as many students prefer pink. The rest name green as... more
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11/13/20

Find the point on the line − 5 x + 7 y − 3 = 0 which is closest to the point ( 5 , 1 ) .
I am not sure how to approach this one!
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11/13/20

Write the equation in point slope form of a line with a slope of -8/5 that passes through the point (4,7)

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11/13/20

In ΔCDE, the measure of ∠E=90°, DC = 89, CE = 39, and ED = 80. What is the value of the sine of ∠D to the nearest hundredth?
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11/13/20

segment bisector
If AE = 2x + 5 and EB = 3x - 3, find x and the measure of each segment.If AB = 15 and AE = 2x + 6, find x and the measure of each segment.If AB = 10x - 6, AE = 4x, and EB = 3x + 3, find... more
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11/13/20

Solving a decimal word problem using a two-step linear inequality
For his phone service, John pays a monthly fee of $18, and he pays an additional $0.06 per minute of use. The least he has been charged in a month is $101.88.What are the possible numbers of... more
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11/13/20

The ages of two sisters are consecutive integers. The sum of their ages is 27. Find the age of each sister.
I need to solve the problem arithmetically and algebraically.
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11/13/20

Given cos(α)=−8/9 and α is in quadrant III, find the exact value of cos(α/2).
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11/13/20

Mike ordered 150 pens and 150 pencils to sell for a theatre club fundraiser. The pens cost 11 cents more than the pencils. If Mike's order cost $31.50, find the cost of each pen and pencil.

I need to solve the problem arithmetically and algebraically.
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