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What is the difference between & and && operators?

& operator is a bitwise AND, whereas && operator is a logical AND.

AK
Answered by Artur K. Python tutor
7046 Views

Why are bit patterns often displayed in hexadecimal notation instead of binary notation?

Hexadecimal notation is compact, compared to binary notation, hence easier to understand by humans.

AK
Answered by Artur K. Computing tutor
7818 Views

Solve 2x+5=9

So, to solve this we want to isolate the x's on one side of the equation. We do this by subtracting 5 from both sides to give 2x=4. Then, we want to obtain a single x on one side of the equation. To do th...

MH
Answered by Mike H. Maths tutor
4472 Views

A curve C has the equation x^3 + 6xy + y^2 = 0. Find dy/dx in terms of x and y.

By differentiating with respect to x, 3x^2+6x(dy/dx)+6y+2y(dy/dx)=0 So, dy/dx(6x+2y)=-3x^2-6y so dy/dx = -(3x^2+6y)/(2(3x+y))

MH
Answered by Mike H. Maths tutor
3876 Views

Describe the mechanism for bromination across a double bond

This mechanism is an example of an electrophillic addition reaction.

Firstly consider the approach of a Br2, and how that bond will develop an induced dipole as a result of the high electron densit...

LO
Answered by Lewis O. Chemistry tutor
2983 Views

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