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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
214 views
home / study / engineering / computer science / computer science questions and answers / 4.7 problems in this exercise assume
1 answer
2,154 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
444 views
1. Prove by induction that b - a | b^n - a^n for all n >= 1.
0 answers
474 views
Prove that if A∩B = A∪B then A=B.
Having troubles figuring this one out.
3 answers
418 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
433 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
447 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
392 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
390 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
444 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
468 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
1,014 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
418 views
Sorry posted the wrong question earlier.
Let A and B be sets. Show that A \ (A \ B) ⊆ B.
1 answer
551 views
Let A and B be sets. Show that A\B(A\B) ⊆ B.
2 answers
460 views
Let A and B be sets. Show that A\B(A\B) ⊆ B.
0 answers
331 views
Let A and B be sets. Show that A\B(A\B) ⊆ B.
0 answers
318 views
Suppose that the domain of discourse is the set {-2, -1, 0, 1, 2}. Express the following statements without using quantifiers,
2 answers
487 views
Suppose that the domain of discourse is the set {-2, -1, 0, 1, 2}. Express the following statements without using quantifiers,
0 answers
452 views
Suppose that the domain of discourse is the set {-2, -1, 0, 1, 2}. Express the following statements without using quantifiers,
0 answers
550 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
507 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
577 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
3,544 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
413 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
368 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
427 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
458 views
Pat cuts a 40 cm length off a 3 m ribbon. How many centimetres of ribbon remain?
1 answer
411 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
583 views
Find two distinct intervals where f(x) = x^7 + 3x^2 - 11x + 5 has at least one root.
0 answers
395 views
Find two distinct intervals where f(x) = x^7 + 3x^2 - 11x + 5 has at least one root.
1 answer
388 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
428 views
Find all the values of x in the interval [0, 2pi] such that tan^2(x) = 3.
1 answer
388 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
451 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
4,871 views
find the prime factorization of
35^3 *55*9^11
1 answer
413 views
put in order from largest to smallest
0.54, 0.60686, 0.5065
1 answer
424 views
the mass of a grain of sand is 8.7*10^-8
write the nurmeral in secentence in standard form.
1 answer
461 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
402 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
1,271 views
You and your spouse both have good retirement plans through work, and both receive social security checks based on your own
1 answer
557 views
Social Security is all but:
A. financed through working individuals and employers. B. a government benefit paid to elderly and
3 answers
548 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
563 views
electromagnetic radiation of which frequency (in Hz) can be emitted by the hydrogen atom upon transition of an electron from n=
1 answer
551 views
estimate the sum or difference by rounding the nearest one
9.87 +4.05
1 answer
954 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
