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Solve the following equation for x: x^2 - 4x - 17 = 4

First, take 4 from both sides of the equation to get everything on the LHS:x^2 - 4x - 17 - 4 = 4 - 4 so we have x^2 - 4x - 21 = 0We are looking to factorise the equation in the following way:(x + a)(x + b) =...
JH
Answered by Jennifer H. • Maths tutor
4141 Views

Explain why the UK have different minimum wage rates for different age groups

• In perfectly competitive markets, equilibrium in the labour markets is determined by the demand and supply of labour. For one particular firm, the supply of labour is determined by labour supply curve in t...
AA
Answered by Andreea A. • Economics tutor
3745 Views

Discuss the relative merits of a rights issue of ordinary shares and a bonus issue of ordinary shares

• At shareholder meetings, a company agrees on the number of total shares authorised. This is the maximum number of shares the company can issue; key because it dilutes other shareholders, affects the fundin...
AA
3694 Views

Explore Shakespeare's presentation of death in Hamlet

One of the things that students find most daunting about the A Level English Literature exams is the fact that questions can be so 'open'. However, it is essential to realise that this can be used to your ad...
EW
7618 Views

What two products are produced when a metal and an acid are added together

Metal + acid ---- salt + waterso... Salt + water are the two products produced
LW
Answered by Lily W. • Science tutor
2210 Views