01/17/21

Write an equation of a circle centered at (3,-7) that passes through (15,13)
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01/17/21

On Monday, Jill used 1/2 quart of paint in 3/4 hour. On Tuesday, Jill was distracted by texting and used 1/2 quart of paint in 5/4 hour. What is the difference in her usage rates in quarts per hour?
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01/17/21

(-2x + 10) + (-8x - 1)
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01/17/21

Math Question Word Problems
Two mechanics worked on a car. The first mechanic worked for 10 hours, and the second mechanic worked for 5 hours. Together they charged a total of $1075. What was the rate charged per hour by each... more
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01/17/21

A brand of cereal had 1.2 (mg) of iron per serving. Then they changed their recipe so they had 1.8 mg of iron per serving.
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01/17/21

What would anarchy be like?
What would anarchy be like? Is it realistic, at all, to envision having no government? Hobbes said that such a situation would mean life would be "solitary, poor, nasty, brutish, and short." Why... more
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01/17/21

Applying two different methods, solve this DE: y' + (a + bx)y = f(x)
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01/17/21

Computing a percent mixture
A chemist mix is 75 mL of a solution that is 15% acid with 175 mL of a solution that is 75% acid. How many milliliters of acid are in the resulting mixture? What percentage of the resulting mixture... more
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01/17/21

i need help for a good grade

Write an equation that you can use to find the value of .Perimeter of square: 30 mmAn equation that you can use is... =30 .
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01/17/21

Find the area bounded by the curves, y=x^2, y=3-x, y=0
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01/17/21

Derive the equation of the parabola with a focus at (-5,-5) and a directrix of y=7
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01/17/21

Rates and unit rates
three pounds of flour cost $1.65. how much flour do you get per dollar? round your answer to the nearest hundredth.
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01/16/21

series and sequence

Q1: What is the 3rd term of {n+1/3n+1} n=1 to n=infQ2: What is the sum of the geometric series n=1 to inf 2/3^nQ3: Which of the following is true for the series n=1 to inf 1/n^4/5 (multiple... more
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01/16/21

What is the slope of -21
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01/16/21

need help with coveting word problems and solving

Two persons are to run a race, but one can run 10 meters per second, whereas the other can run 6 meters per second. If the slower runner has a 50 -meter head start, how long will it be before the... more
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01/16/21

trigonometry test
The straight-line distances between three different buildings form a triangle. Building A is 143.3 m from building B. Building B is 259.8 m away from building C. The angle at building A is... more
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01/16/21

Trigonometry test
A cell phone company built a cell tower between two towns. A triangle can be drawn with the tower and two towns. Town A is located 6.3 km away and Town B is located 6.2 km away. If the angle formed... more
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01/16/21

Use the Change of Base Formula and common logs or natural logs to approximate the value of log3(4/5) using a calculator.
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01/16/21

Perpendicular Line
Identify the equation of a line in slope-interecept form that is perpendicular to y = -1/3x + 2 and passes through (2,1).
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01/16/21

The Cunninghams are moving across the country. Mr. Cunningham leaves 3.5 hours before Mrs. Cunningham. If he averages 55mph and she averages 65mph, how many hours will it take Mrs. Cunningham
The Cunninghams are moving across the country. Mr. Cunningham leaves 3.5 hours before Mrs. Cunningham. If he averages 55mph and she averages 75mph, how many hours will it take Mrs. Cunningham to... more
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01/16/21

How to solve [(1)+(1.028/10.74)^2]^4 , step by step, without a calculator?
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01/16/21

Write log 1,024^16=25 in exponential form.
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01/16/21

Write log 6^7,776=5 in exponential form.
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01/16/21

I am confused on how to solve this problem.
f(x)=a(x+b)(x-8)The equation above represents a quadratic function where a and b are constants. If the function is graphed in the xy-plane, its vertex is at the point (2, -54). What is the value a... more
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01/16/21

Can someone help me out with this question: Solve: 6sin^3(x) − 13sin^2(x) + 2 sin (x) + 5 = 0
Solve: 6sin^3(x) − 13sin^2(x) + 2 sin (x) + 5 = 0. Show full steps for factoring including Factor Theorem. Nosynthetic division is permitted, only long division. Use exact values only.
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