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First, we're going to split this 1 fraction into 2 fractions. Let (x+2)/((x+5)(x-7)) = A/(x+5) + B/(x-7) then multiplying by (x+5)(x-7) gives A(x - 7) + B(x + 5) = x + 2 multiplying this out we achieve Ax...

a prime number is a number which is only divisible by itself and one e.g 2, 3 , 5, 7when writing a number (in this example 36) as a "product of its prime factors" you need to find the prime numb...

‘Imperfetto’ is used to describe actions and situations in the past, to describe something you used to do in the past and for simultaneous actions in the past. On the other hand, ‘Passato Prossimo’ is use...

Given that the equation is quadratic and has two distinct roots , this implies that the discriminant (b² - 4ac) in the quadratic formula is equal to zero. Comparing terms a = (k+1), b = (5k -3)...

International competitiveness refers to how attractive a products in country are in international markets in terms of quality and price. One way in which Britain could increase its international competiti...