05/07/20
The perimeter of a rectangle is 60 inches. The area of the rectangle is 144 square inches. Find the dimensions of the rectangle.
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05/07/20
the country of Benin in West Africa has a poluation of 12.12 million people. the population is growing at a rate of 3.1% each year. What function can be used to find the population 7 years from now?
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05/07/20
physics problem
In the United States' electrical system, the electric current in a 75 watt light bulb is 5860 mA. What is this current in amperes?
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Math Question - Algebra
Two trains leave Chicago, one headed due east at 60 mph and one headed due west at 50 mph. How long before they will be 990 miles apart.
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Math Question - Algebra
Two trains leave Chicago, one headed due east at 60 mph and one headed due west at 50 mph. How long before they will be 990 miles apart.
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05/07/20
solve the equation by making an appropriate substitution
x4 -11x2+16=0let u=4, then the quadratic equation in u is ?
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05/07/20
Polynomial Division
Construct a polynomial function with the standard properties.Third Degree, with zeros of -3,-1 and 2, and passes through the point (1,6)
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05/07/20
Linear Approximation
Use the standard linearization to estimate sin(0.02).
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05/07/20
The sum of a number (n) and three is doubled. The result is 12. Write this information as an equation.
need help with this one, i dont understand
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05/06/20
Write the slope-intercept form of the equation of the line described
Through: (-5,1), parallel to y=-2/5x+2
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05/06/20
Word problem algebra
Let f be a function defined by f(x)=6x-7. Determine the value of x for which f(x)=35
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05/06/20
If x=11 units and y=2 units then what is the area of the rectangle
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Write the function whose graph is the graph of y=x^2, but is shifted down 7 units.
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05/06/20
I need help answering this question for my math exam
The left and right page numbers of an open book are two consecutive intergers whose sum is 225. Find these page numbers. the smaller page number is?the larger page number is ?
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05/06/20
The half-life of a radioactive substance is 14 days. After 7 days a sample of the substance has been reduced to a mass of 7 mg. What is the initial mass? When will there only be 0.2 left?
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05/06/20
Which quadratic function has x-intercepts of 6 and 7 and the point (4, -36) on its graph?
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05/05/20
three good friends are in the same algebra class. their scores on a recent test consecutive odd integers whose sum is 261. find each score
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05/05/20
The sum of two numbers is 66. The smallest number is 14 less than the larger number.What are the numbers?
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05/05/20
Bacteria growth
A dish has 212 bacteria in it. The population of bacteria will grow by 80% every day.how much bacteria will be present in 4 days
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05/05/20
Write a quadratic function in standard form who’s X intercepts are (2,0) and (-4,0)
Start with intercept form and then foil it together
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