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A quadratic equation ax² +bx+c=0 will have only one unique solution if and only if b²-4ac=0. If we apply this to the equation in the question, we get that k²-24=0. If we s...

Firstly, it is important to remember the five areas you will be marked on. These are: AO1: articulate informed, personal and creative responses to literary texts, using associated concepts and terminology...

So, students should be able to solve basic linear equations as shown above. The aim in order to solve the equation would be to get all of the x values onto one side of the equation and all of the integers...

Gamma rays can be used to sterilise medical instruments, however, they can cause cancer.Ultraviolet waves can be used for security on bank notes, however, they can cause sunburn and blindness.Microwaves c...

Atoms that share electrons due to the electrostatic attraction between the negatively charged pair of electrons and positively charged nuclei.