05/10/21

Please help me solve this

In 1998, the population of a colony is 10,000, and is decreasing exponentially at 1.5% per year. a) What will the population be after 5 years?b) In what year will there be half of the population... more
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05/10/21

Determine the length of the radius of the circumscribed circle to the right triangle with legs 7 cm and 4 cm. Round your answer to the nearest hundredth
Determine the length of the radius of the circumscribed circle to the right triangle with legs 7 cm and 4 cm. Round your answer to the nearest hundredth
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05/10/21

Please help me solve this question
2. Which expression is not equivalent to ?a. b. c. d. 
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05/10/21

We have two six-sided dice. When they are rolled, it could end up with the following occurance: (A) dice 1 lands on side “4”, (B) dice 2 lands on side “2”, and (C) Two dice sum to seven.

1- P(A)=?2- P(B)=?3- P(C)=?4- P(A|B)=?5- P(C|A)=? 6- P(A,B)=?7- P(A,C)=?8- Is P(A,C) equals P(A)*P(C)?
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05/10/21

If A and B are two mutually exclusive events, and P(A) = 0.55, P(B) = 0.3, then find: P(A U 𝐵𝑐) & P(𝐴𝑐 ∩ B)
If A and B are two mutually exclusive events, and P(A) = 0.55, P(B) = 0.3, then find:a.  P(A U 𝐵𝑐)b.  P(𝐴𝑐 ∩ B)
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05/10/21

determine if true or false
the dy/dx of y=sec(cos(x)) is -sec(cos(x))tan(cos(x))sin(x)a. trueb. false
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05/10/21

Explain Statements of quiantifiers
How would you explain these statements in terms of A(x), B(x), quantifiers, and logical connectives,where A(x) is “x only go on big river” and B(x) is “x go on the Hudson” and Domain = Cruise... more
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05/09/21

Find the amount Erica owes at the end of 3 years if ​$6000 is loaned to her at a rate of 7% compounded monthly. Use A=P (1+r/n)^nt
I am confused about how I plug in these numbers. When I submit the answer its wrong but it also gives me a hint"Remember that the exponential function defined by A=P(1+r/n)^nt models the dollars A... more
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05/09/21

Find an equation for the hyperbola whose transverse axis is horizontal, with center at (6, -3) and passes through the points (13, 3) and (1, -3).
Find an equation for the hyperbola whose transverse axis is horizontal, with center at (6, -3) and passes through the points (13, 3) and (1, -3).Please help, thank you!
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05/09/21

Optimization Question.
Given y = sinx find the local max/mim on [0,2pi] and the concavity.
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05/07/21

i need help on this question quick!!
It takes a bird 6 minutes to fly with a 10 mph tailwind from its nest to a bird feeder. It takes 30 minutes for the bird to get back to its nest. What is the bird’s speed in still conditions? How... more
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05/07/21

Write an equivalent expressions for 8cos^4 (x) that does not contain powers of trigonometric functions greater than 1
Please help me with this question
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05/07/21

consider the function f(x)=(10/x^2)-(5/x^6). Let F(x) be the antiderivative of f(x) with F(1) = 0. What does F(3) equal?
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05/06/21

Derivative Equations
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05/06/21

Write an explicit rule for the sequence given the information below.

f(1) = 1/2f(n)= -6f(n-1)
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05/06/21

4b. What is the perimeter of ΔABC rounded to the nearest hundredth?
In ΔABC, there is an altitude named BD. The length of AB is 10 units, the length of AC is 24 units. and m<A = 38°.
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05/06/21

1a. What is the perimeter of parallelogram ABCD?
Parallelogram ABCD has an altitude named AE. The length of AB is 14 units, the length of AD is 9 units, and m<D = 30°.
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05/06/21

If x = 5 sin θ, use trigonometric substitution to write √25-x^2 as a trigonometric function of θ, where -∏/2 < θ < ∏/2
If x = 5 sin θ, use trigonometric substitution to write √25-x^2 as a trigonometric function of θ, where -∏/2 < θ < ∏/2
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05/05/21

1) y=3sin(2x) and y=3cos(2x) 2) y=4sin(2x-pi) and y=cos(3x-pi/2)

compare and contrast all the amplitudes periods of the two factors y-minimums and y-maximums phase shifts complete sentences
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05/05/21

Determine if the given function is continuous at x=a and if the function is differentiable at x=a
Determine if the given function is continuous at x=a and if the function is differentiable at x=a A.    Discontinuous and not differentiable at aB.    Continuous and differentiable at... more
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05/05/21

Sixteen students study Algebra, 21 study Biology, and there are 30 students in all. What is the probability that a student chosen at random studies Algebra or Biology?
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05/05/21

permutations help
how many arrangements, in word NATIONALb) that end with A?c) that start with T and end with A?
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05/05/21

Find the speed that minimizes the cost per mile.
The cost of fuel to run a locomotive is proportional to the square of the speed and is $25/h for a speed of 25 mi/h. Other costs amount to $100/h, regardless of the speed. Find the speed that... more
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05/04/21

Find f’(2) for f(x)= 1/x-3 using the definition of the derivative
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05/04/21

What is the surface area of a cube-shaped box that can tightly hold a basketball whose volume is 500/3 cm^3?
What is the surface area of a cube-shaped box that can tightly hold a basketball whose volume is 500/3 cm^3?
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