Mark M.

Trigonometry

01/05/22

Find sin⁡(2x), cos⁡(2x), and tan⁡(2x) for the given situation: csc⁡x=4,0<x< π/2

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Trigonometry

01/05/22

What is wrong with the following “solution” presented to this equation?

sin⁡x tan⁡x=sin⁡x tan⁡x= 1 x= π/4,5π/4

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Algebra 1

01/05/22

Write a linear function f with f(4)=−3 and f(0)=−2

I can figure it out but I know how to do it every answer I've gotten is wrong and I don't understand it.

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Geometry Asap Similar Figures

01/03/22

extended proportions & ratios HELP plz asap!

Hello I've been stuck on this question for a few months and I need to finish geometry ASAP! Plz help me !! https://intervisualtechnology.us/pxudpothrb/167/9128/Unit_7_Project.pdf here's the link to... more

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Algebra 1 Algebra 2

01/03/22

Alcohol mixture problem

You need 975 mL of a 25% alcohol solution. On hand, you have a 65% alcohol mixture. How much of the 65% alcohol mixture and pure water will you need to obtain the desired solution?

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Algebra 1 Algebra 2

01/03/22

Investment problem

Katy invests a total of $17,000 in two accounts. The first account earned a rate of return of 13% (after a year). However, the second account suffered a 7% loss in the same time period. At the end... more

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Algebra 1 Algebra 2 Precalculus

01/03/22

The fuel for certain two cycle engine is a mixture of 8 parts gasoline and 2 parts oil. How many gallons of gasoline are needed to make 2o gallons of fuel ?

Please solve this one in detail with an explanation for me ^^

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Math Sat Math Act Math

01/01/22

Funds money question

1) Priscelle and Albee each contributed to the start-up of their business in the ratio of 3 : 5 respectively. If they are to allocate profits received based on their contributions, how much would... more

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Trigonometry Trigonometric Functions

01/01/22

Trigonometric Functions

A U.S. Coast Guard Response Boat leaves Charleston, South Carolina at 2:30 p.m. heading due east at an average speed of 46 knots (nautical miles per hour). At 5:00 p.m., the boat changes course to... more

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Precalculus

01/01/22

Find the composite function fog(x)=f(gx)), given f(x)=x^2-1 and g(x)=3x+5

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Sat Math

12/31/21

Which line running through (3,4) is perpendicular to y=−3x+4

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Trigonometry Mathematics

12/31/21

Trigonometry bearings

Three supermarkets A B and C lie in the same horizontal plane and are positioned such that:B is 6 km from A on a bearing of 015 degrees,C is on a bearing of 045 degrees from A,The distance between... more

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Pre Calculus

12/31/21

What will be the range of the athlete's salary, to the nearest dollar, from the second year to the sixth year he is under contract.

A football player signs a contract with a starting salary of $750,000 per year and an annual increase of 3.5% beginning in the second year. What will be the range of the athlete's salary, to the... more

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Trigonometry

12/29/21

If β = 83°, γ = 63° , c = 12.92 , find all unknown side lengths and angle measures. Round to the nearest hundredth for side lengths and angles, as needed.

a ≈ b ≈ α = °

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Trigonometry

12/29/21

Find All Unkown Sides and Lengths

If α = 22° , β = 31°, c = 6.142 , find all unknown side lengths and angle measures. Round to the nearesthundredth for side lengths and angles, as needed.a ≈ b ≈ ... more

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Trigonometry

12/29/21

Find all unknown side lengths and angle measures

Find all unknown side lengths and angle measures. Round to the nearest hundredth for side lengths and angles, as needed.γ = 93° , b = 19.8, c = 28.45,a ≈ β ≈ ... more

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Trigonometry

12/29/21

Find the area of the triangle

Round to the nearest tenth.a = 12 b = 10 α = 36°

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Math Algebra 2 Linear Algebra

12/28/21

Linear Algebra question

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

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Calculus

12/25/21

An average of 6000 passengers a day takes the city subway trains at the cost of $3 per ride.

The city board is thinking about raising the price to $3.50 per ride in order to generate larger revenue. They talk to a consulting team whose study shows that for each $0.50 increase in price, the... more

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Calculus

12/25/21

If f'(x) > 3 for all x and f(2)= 5,

what can you conclude about f(4)?

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Calculus

12/24/21

A property management company manages an apartment block containing 150 units. All 150 units are rented at a monthly rate of $460 per unit and each occupied unit costs the

A property management company manages an apartment block containing 150 units.All 150 units are rented at a monthly rate of $460 per unit and each occupied unit costs the property management... more

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