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Convert 01010001 from binary to decimal

Each digit in binary has a different value, very much the same as the way the three in 32 has a different value than the three in 321. Whereas this goes from 30 to 300, and you multiply by 10 every time, in ...
JL
Answered by Jay L. • Computing tutor
19478 Views

What is the best way to learn new vocabulary?

Creating map maps from different subjects and been tested by parents or friends. Also, listening to German music/TV is a really good way of learning new vocabulary and listening to German.
RH
Answered by Ryan H. • German tutor
2599 Views

Expand and simplify (x+12)(x-3)

In order to solve this question, I am going to use the FOIL (first, outer, inner, last) method of expanding brackets. First we need to multiply the two first elements in each bracket together - in this case ...
JL
Answered by Jay L. • Maths tutor
12603 Views

Show that AB is not parallel to CD.

Question has two figures: a trapezium with angles 60, 2x, 3x,x and two lines AB and CD with a line across them forming conjugate angle sets with the two labelled angles 120 and x not part of the same pair. E...
EP
Answered by Elizabeth P. • Maths tutor
14560 Views

When does one say "pez" or "pescado"?

In Spanish there is a distinction between the fish you see in an aquarium, or the one that's on your plate. As such, one can swim with "peces", and will enjoy a fine dish of "pescado".
LT
Answered by Leopold T. • Spanish tutor
6969 Views