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Using a Suitable substitution or otherwise, find the differential of y= arctan(sinxcosx), in terms of y and x.

First of all, replace sinxcosx with 1/2 sin2x. Then you should let U=1/2 Sin2x and replace that in the formula. If y=arctan(U), then U=tany. work out dU/dy which is Sec 2 y. Using the trigonometric identity ...
JP
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Describe the process of chiasmata formation.

At prophase I of meiosis, after the homologous pair of chromosomes pair up in the process called synapsis, the non-sister chromatids overlap, forming an X-shape. They then exchange their alleles at the point...
AO
Answered by Akane O. • Biology tutor
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what is ohm's law?

Ohms law establishes a relationship between resistance, voltage and current, saying that V/I = R.
AM
Answered by Aditya M. • Physics tutor
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In trigonometry , how do you find the angles of a right angle triangle?

In order to do that, and this only works for right angled triangles, is using the sine, cosine, and tangent rules. An easy way to remember this is by using the acronym SOH, CAH, TOA that my teacher taught us...
AM
Answered by Aditya M. • Maths tutor
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What is the probability to obtain exactly 2 heads out of 3 tosses of a fair coin?

We will figure out the general question first: if we have n consecutive events with two possible outcomes which we will tell "successes" and "failures" with probabilities p and 1-p, respe...
SG
Answered by Stamo G. • Maths tutor
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