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Winston
Questions (45)
A 25 kg rock is placed in a graduated cylinder with water. The volume of the fluid is 18.3ml calculate the density of the rock
2 answers
221 views
home / study / engineering / computer science / computer science questions and answers / 4.7 problems in this exercise assume
1 answer
2,180 views
Prove the following identities in a Kleene algebra.
a) (a + bb + ba(b + aa)* ab)* = (a + b(ab*a)* b)* b) a* + a*b(ba*b +ab*a)*
0 answers
461 views
1. Prove by induction that b - a | b^n - a^n for all n >= 1.
0 answers
482 views
Prove that if A∩B = A∪B then A=B.
Having troubles figuring this one out.
3 answers
429 views
What criterias do two graphs have to meet in order to be isomorphic?
I know they must have the same number of vertices and edges.
1 answer
455 views
What criterias do two graphs have to meet in order to be isomorphic?
I know they must have the same number of vertices and edges.
0 answers
474 views
Decide if the following pair of functions are of the same order. The functions f(x) and g(x) are of the same order if f(x) is
0 answers
417 views
Decide if the following pair of functions are of the same order.
(a) f(x) = x^2 - 7 and g(x) = x^2 + 7 I found this example
1 answer
407 views
Decide if the following pair of functions are of the same order.
(a) f(x) = x^2 - 7 and g(x) = x^2 + 7 I found this example
2 answers
461 views
Decide if the following pair of functions are of the same order.
(a) f(x) = x^2 - 7 and g(x) = x^2 + 7
2 answers
490 views
Find the smallest integer value of N such that f(x)=O(x^N).
a) f(x) = x^7 - 150x^6 + 3x^3 + 111 b) f(x) = (x^3 + 2x^2) / (x^4 +
1 answer
1,028 views
Find the smallest integer value of N such that f(x)=O(x^N).
a) f(x) = x^7 - 150x^6 + 3x^3 + 111 b) f(x) = (x^3 + 2x^2) / (x^4 +
0 answers
432 views
Sorry posted the wrong question earlier.
Let A and B be sets. Show that A \ (A \ B) ⊆ B.
1 answer
569 views
Let A and B be sets. Show that A\B(A\B) ⊆ B.
2 answers
469 views
Let A and B be sets. Show that A\B(A\B) ⊆ B.
0 answers
344 views
Let A and B be sets. Show that A\B(A\B) ⊆ B.
0 answers
338 views
Suppose that the domain of discourse is the set {-2, -1, 0, 1, 2}. Express the following statements without using quantifiers,
2 answers
502 views
Suppose that the domain of discourse is the set {-2, -1, 0, 1, 2}. Express the following statements without using quantifiers,
0 answers
466 views
Suppose that the domain of discourse is the set {-2, -1, 0, 1, 2}. Express the following statements without using quantifiers,
0 answers
567 views
What is the value of x after these statements if the starting value of x is 3.
(a) If x^2 = 5^x then x := 25^x. (b) If x^2 > x
4 answers
521 views
Consider the propositions p: "You like hockey.", q: "You like the cold.", r: "You play hockey.", and s: "You watch hockey."
Write
2 answers
594 views
You are interested in estimating the mean of a population. you plan to take a random sample from the population and use the
1 answer
3,559 views
In a 5 km race, Anna swims 450 m, then runs 800 m. She then cycles the rest of the race. How many kilometres does she cycle?
1 answer
428 views
Three blocks, each 15 cm thick, are stacked on top of a 1.2 m box. How many metres high is the stack?
1 answer
381 views
Gary walked 1 1/2 km to school, then 750 m to his job, then 1 km home. How many kilometres did he walk altogether?
1 answer
437 views
A shirt button gas a mass of 400 mg. A factory produces a tonne of these buttons in a year. How many buttons does it produce.
1 answer
473 views
Pat cuts a 40 cm length off a 3 m ribbon. How many centimetres of ribbon remain?
1 answer
426 views
Let T be a linear operator on R2 defined as follows on the standard basis of R2. T(1, 0) = (3, 2), T(0, 1) = (−1, 4). Find
1 answer
598 views
Find two distinct intervals where f(x) = x^7 + 3x^2 - 11x + 5 has at least one root.
0 answers
415 views
Find two distinct intervals where f(x) = x^7 + 3x^2 - 11x + 5 has at least one root.
1 answer
405 views
Find the value of K such that the map f is continuous at x = -2 if f(x) = { K/((x^2)+4) if -5 <= x < -2, (x^3)+7 if -2 <= x <=
0 answers
450 views
Find all the values of x in the interval [0, 2pi] such that tan^2(x) = 3.
1 answer
403 views
Knowing that 0 <= x <= pi/2, 0 <= y <= pi/2, that sinx = 1/4 and that cosy = 1/5, find sin(x + y), sin(x - y), cos(x + y), cos(x
2 answers
462 views
A pig farmer wants to enclose a rectangular area and then divide it into three pens with fencing parallel to one side of the
1 answer
4,901 views
find the prime factorization of
35^3 *55*9^11
1 answer
424 views
put in order from largest to smallest
0.54, 0.60686, 0.5065
1 answer
433 views
the mass of a grain of sand is 8.7*10^-8
write the nurmeral in secentence in standard form.
1 answer
474 views
Solve: 8.5x +8 = 1.3x + 15
A. x = 50.4 B. x = 0.7 C. x = 3.2 D. x = 1.0 Is B the correct answer
2 answers
410 views
The mass of a large stone block was determined to be 3361 kg. What is the weight of this stone in tons?
A. 3.7 B. 1680.5 C.
3 answers
1,277 views
You and your spouse both have good retirement plans through work, and both receive social security checks based on your own
1 answer
573 views
Social Security is all but:
A. financed through working individuals and employers. B. a government benefit paid to elderly and
3 answers
563 views
When the moon is at its zenith at a point A on earth, it is observed to be at the horizon from point B. Points A and B are 6155
0 answers
571 views
electromagnetic radiation of which frequency (in Hz) can be emitted by the hydrogen atom upon transition of an electron from n=
1 answer
566 views
estimate the sum or difference by rounding the nearest one
9.87 +4.05
1 answer
965 views
Answers (17)
Are need you to please help me answer the question.
cost cheap without dr prescription
Anyway to do it without drawing?
I was never asking for the answer
I'm not sure. eecs.yorku.ca/course_archive/2015-16/F/1019/assn/A6.pdf Question 30 shows an example but I don't really understand.
It's actually A \ (A \ B) ⊆ B
does this look good to you? (a). x = 3 (b). x := 3 + 2 = 5 (c). x := 32 = 9 (d). x := 3 + 8 = 11 (e). x = 3
Thanks. so what would an example solution for a?
Just want to make sure what I'm doing is right. Thanks!
Need help computing this limit. lim x->0 x^3 (1 - 5sin(1/x)) I can't figure out how to remove the x.
500
52m
Thanks
Thanks
Your welcum
Yes
Discuss the differences and similarities between physical products and service products in relation to the following marketing strategies and activities: Product strategies Place strategies Promotion strategies Price strategies
