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Find the roots of the following equation 2x^2-11x+14=0

First start by copying down the question and making sure that you have copied all of the correct numbers. We then identify that it is a quadratic equation due to there being an x raised to a power 2 term. Du...
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Answered by Jack D. • Maths tutor
3637 Views

Describe the necessity for a reflex action to occur when, for example, touching a hot surface (2)

A reflex action is much faster than a normal, conscious movement, which enables a person to remove themselves from a dangerous stimulus much faster, to reduce the damage which would be caused if a reflex was...
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Answered by Leo D. • Biology tutor
2817 Views

How do you convert between 11B (Base-16) to Base-8?

Though we could go via decimal, we can convert via binary to result in a far simpler method. First, you convert each digit of the base-16 value into 4 bit binary: 11B = 0001 0001 1011 Then, split this string...
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Answered by Dan B. • Computing tutor
2084 Views

When are the pronouns Y and EN used?

Starting with the pronoun "y". "Y" is used to replace the repetition of a place, that has been introduced in a sentence by a proposition such as "à", "dans", "che...
Answered by • French tutor
3180 Views

Explain why a plant tip will bend towards a light source (2)

When a light source is shone at a plant, a hormone known as auxin travels to its shady side, which enables this side of the plant to elongate its cells and stretch. This results in the tip of the plant bendi...
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Answered by Leo D. • Biology tutor
2809 Views