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Given an unlimited number of light bulbs (that break at a certain height), and a building with 100 floors, how do you determine the height that the light bulb breaks?

The solution is a binary search algorithm (where you start on floor 50th and move up or down depending if the bulb breaks or not, always picking the middle floor of your option range).

DG
Answered by Diana G. Computing tutor
1706 Views

Examine how colour is used in Sylvia Plath's poem, Tulips.

In Plath's 'Tulips' the speaker uses a juxtaposition between the white and clinical depiction of the hospital with the excruciating 'redness' of the flowers to present her feelings of pain and anguish. Th...

HT
9305 Views

What are the steps in semi-conservative DNA replication?

  1. Initially, the DNA is present in the form of a double helix, comprising 2 polynucleotide strands joined by hydrogen bonds between complementary bases. The enzyme helicase unwinds and separates the 2...
HP
Answered by Hannah P. Biology tutor
16463 Views

What is the acid dissociation constant, Ka of the 0.150 mol dm–3 solution of weak acid HA with pH of 2.34?

First, It would be useful to write the equation for the dissociation of the weak acid HA, which is HA <--> H++ A-. Then, write the Ka expression of the weak acid HA, which is [...

VS
Answered by Venus S. Chemistry tutor
9691 Views

Prove that the square of an odd integer is odd.

Let n be an odd integer. This means that n is 1 more than an even integer. By definition, even integers are multiples of 2 so all even integers can be written in the form 2m where m is an integer. Therefo...

MO
Answered by Mary O. Maths tutor
3601 Views

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