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1/R_t= 1/R₁ + 1/R₂ The equation for resistors in parrallel. If R₁ and R₂ are both 2 ohms then 1/R_t = 1/2 +1/2 = 1 so R_t = 1 ohm....

In this algebraic problem, we are faced with two unknowns (x's) on both sides of the equation. Remember that what we do to one side, we must also do to the other side. So to tackle this, we will first foc...

The colour red was used to symbolise Curley's wife. It is described that her nails, dress and other physical characteristics as being red. This portrays her character as perhaps being quite promiscuous an...

During an individuals life arteries become covered in fatty plaque deposits. This causes the the inside (lumen) of the arteries to narrow. This narrowing increases the likelyhood of blockage of platelets ...

We are told that the probability that a randomly chosen teacher is female is 3/5, or 60%.

This means that the overall proportion of female teachers at this school is also 3/5, or 60%.

In tur...