10/12/22

find the speed of the boat in still water
A boat travels down a river. It takes 120 minutes to travel the outward journey that is made following the current of the river. On the way back, with the current against him, he spends three... more
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10/12/22

A large rectangular movie screen in an IMAX theater has an area of 12,319 square feet. Find the dimensions of the screen if it is 30 feet longer than it is wide.
A large rectangular movie screen in an IMAX theater has an area of 12,319 square feet. Find the dimensions of the screen if it is 30 feet longer than it is wide.
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10/12/22

Will someone please help me with the math question below and show the calculations so I can get a better grip on the concept.
Many doctors rely on the use of intravenous medication administration in order to achieve an immediate response of a particular drug's effects. The concentration, C, in mg/L, of a particular... more
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10/12/22

Algebra ixl word problems
Write a system of equations to describe the situation below, solve using substitution, and fill in the blanks.A new hospital in Cedarburg starts out with 8 junior residents and 9 senior residents... more
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10/12/22

Applications linear find the number from the sentence solve the equation
Twice the sum of a number and 2 is equal to three times the difference of the number and 2
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10/12/22

Given the one-to-one function f(x)= 7x - 2, find it's inverse function. The graphs of f and f^ -1 are symmetric with respect to the line defined by
(A.) Given the one-to-one function f(x)= 7x - 2, find it's inverse function.Which is f ^ -1(x)= 1/7x - 2/7(B.) The graphs of f and f^ -1 are symmetric with respect to the line defined byy = _______
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10/12/22

A movie club charges a one-time membership fee of $25 which allows members to purchase movies for $7 each. Another club does not charge a membership fee and sells movies for $12 each.
How Many movies must a member purchase for the cost of the two clubs to be equal.
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10/12/22

What is the next fraction in this sequence
What is the next fraction in this sequence? 9/10, 3/5, 2/5, 4/15,?
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10/12/22

Solve the Absolute value innequality
|4x-12|>16
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10/12/22

Find the roots of the equations
x^2+12x+27=0
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10/11/22

Solve Each innequality
(3x+5)(4x-8)>0
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10/11/22

Find b and then solve the equation
2x^2+bx-10=0 if one of it's roots is 5
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10/11/22

Find B and then solve the equation
(b-1)x^2-(b+1)x=72 if one of it's roots is 3
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10/11/22

Tell whether the value is a solution of the inequality. r+4>8 ; r=2

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10/11/22

Help! How would I go about answering this?

A. Let f(r)=4√r+53√r What would be f’(r), f’(1) and f”(1)? 53√r * the 3 is on the top left corner within the square root, could not find a way to input it any better.
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10/11/22

A tank contains 5000 L of pure water. Brine that contains 30 g of salt per liter of water is pumped into the tank at a rate of 25 L/min. The concentration of salt after t minutes can be s
A tank contains 5000 L of pure water. Brine that contains 30 g of salt per liter of water is pumped into the tank at a rate of 25 L/min. The concentration of salt after t minutes can be shown to be... more
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10/11/22

Find the distance between the two points(5,-9) (3,-4) in simplest radical form
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10/11/22

f(x) = 5x - 8x^2 + 13x^3/(-cos x). Find f ' (x)
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10/11/22

If , 1/4x+1/5xy=3 what is the value of (5x+4y)/12?

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10/11/22

Divide: (u^2−3u−5)÷(u+3).
(u^2−3u−5)÷(u+3).
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10/11/22

D is the mid point of CE ( line segment) . If DE = x + 6 and CE = 3x + 6, what is CE?
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10/11/22

D is the mid point of CE. If DE = x + 6 and CE = 3x + 6, what is CE?
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10/11/22

D is the mid point of CE. If DE = x + 6 and CE = 3x + 6, what is CE?
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10/11/22

Zero's of polynomial functions

Find an​ nth-degree polynomial function with real coefficients satisfying the given conditions. If you are using a graphing​ utility, use it to graph the function and verify the real zeros and the... more
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10/11/22

angela has 3 pounds of hamburger meat she uses 3/4 of a pound for spaghetti and meatballs how much does she have left
i need a detailed work
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