08/19/19

Rich chooses a 4-digit positive integer. He erases one of the digits of this integer. The remaining digits, in their original 4-digit integer, the result is 6031. What is the sum of the digits of the
Can the answers have good proof, and a good understanding of HOW you got the answer, and the steps. Please and thank you.Question Cont'd: original 4-digit number?
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08/19/19

What is the value of (cosecA+cotA)(1+cosA)
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08/18/19

TRUE OR FALSE: Suppose that f is a bounded function on [a, b]. If P is an arbitrary partition of interval [a,b] then U(f,P) ≤ L(f,P).
TRUE OR FALSE: Suppose that f is a bounded function on [a, b]. If P is an arbitrary partition of interval [a,b] then U(f,P) ≤ L(f,P).
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08/18/19

TRUE OR FALSE: Let [a, b] ⊂ R. The function f is integrable on [a, b] provided that f is uniformly continuous on [a, b].
TRUE OR FALSE: Let [a, b] ⊂ R. The function f is integrable on [a, b] provided that f is uniformly continuous on [a, b].
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08/18/19

TRUE OR FALSE: Assume that g is differentiable on an open interval (a, b). Then a point c ∈ (a, b) is an extrema point of g if and only if g′(c) = 0.
TRUE OR FALSE: Assume that g is differentiable on an open interval (a, b). Then a point c ∈ (a, b) is an extrema point of g if and only if g′(c) = 0.
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08/18/19

Suppose that $2000 is invested at a rate of 2.7%, compounded monthly. Assuming that no withdrawals are made, find the total amount after 7 years.
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08/18/19

Sam deposited $4000 into an account with 5.1% interest, compounded quarterly. Assuming that no withdrawals are made, how much will he have in the account after 8 years?
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08/18/19

How many ways can 2 Non-fiction, 3 Fiction, and 2 biography books be put on a shelf if . they have to be next to there specified genres? How do you get this answer?
How many ways can 2 Non-fiction, 3 Fiction, and 2 biography books be put on a shelf if . they have to be next to there specified genres? How do you get this answer?
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08/18/19

Help meeeeeeeeeeeee
Ella wrote AB|-1+5|=4.Explain Ella’s error
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08/18/19

If point P is on the terminal side of θ, find all trig functions of θ when P(-2, 4).
The more detail the better, to help me understand. Thank you.
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08/18/19

True/False: "The only critical points of the function f(x) = x1/3 are x = 0 and x = ± 1/square root of 27"
True/False: "The only critical points of the function f(x) = x1/3 are x = 0 and x = ± 1/square root of 27"
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08/18/19

True/False: If f and g are differentiable at some point a ∈ R, then the function f ◦ g is also differentiable at a.
Statement: "If f and g are differentiable at some point a ∈ R, then the function f ◦ g is also differentiable at a."
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08/18/19

Writing systems of linear equations
When the fundraiser began, 600 people wanted to purchase the dance troupe’s T-shirts at $12 per T-shirt, but as the group increased the price of their T-shirts, they noticed a fall in... more
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08/18/19

Choose the more precise measurement from the pair 54.1 cm and 54.16 cm. Justify your answer.
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08/18/19

What is the sum of 9 and k, minus 17
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08/17/19

Factor x^4-25 completely.
into THREE factors please.
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08/16/19

What are the factors for x^2+6x+5?
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08/15/19

what number multiplys to get -30 but adds to get -11
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08/15/19

Translate the following into an algebraic expression:
The number that is 40% more than five more than a number a.I have a total of 10 gigabytes of data on my computer, x gigabytes are movies, pictures take up half the amount of space that movies do... more
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C++

08/15/19

How can I get the list of files in a directory using C or C++?
How can I determine the list of files in a directory from inside my C or C++ code? I'm not allowed to execute the `ls` command and parse the results from within my program.
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08/14/19

The sum of -7 times a number and 8 times the sum of the number and same as the number minus 7
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08/14/19

A farmer has a plot of land. They have 170 feet of fencing. They wish to create a rectangular animal pen, using this fencing, and the back wall of the plot of land, as shown in the diagram below:
A farmer has a plot of land. They have 170 feet of fencing. They wish to create a rectangular animal pen, using this fencing, and the back wall of the plot of land, as shown in the diagram below:
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08/14/19

Find the constant of variation k for the stated condition.
Y varies inversely as the square of x and y=3 when x=1
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08/14/19

Volume in Cubic feet
What polyhedron or other 3-dimensional shape would you use to model a tree trunk? (Rectangular prism, triangular prism, square prism, or cylinder). If the height of the tree trunk is 13 ft and the... more
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08/14/19

Find the Volume

You are painting a room in your house. Unfortunately, you lost the lid to the 5 gallon bucket of paint, but you only used half of the paint. You want to save the paint, so you plan on transferring... more
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