Top answers

simplify fully: (x^2+x-6)/(x^2-7x+10)

First, the numerator and denominator of the fraction need to be factorised:(x+3)(x-2)/(x-5)(x-2)The 'like' terms should then be crossed out; in the case above, it is the (x-2) brackets.(x+3) (x-2) /(x-5) (x-...
LL
Answered by Lili L. • Maths tutor
8808 Views

Expand (2x+3) (3x-1)

6x 2 + 7x - 3
DS
Answered by Dharshini S. • Maths tutor
3457 Views

f(x) = 2x^2 + 7x + 6 . factorize this equation

2x 2 + 7x + 6 step 1: find 2 numbers which times to make 12 and add to make 7, ans 3 and 4 step 2: rewrite equation as follows. 2x 2 +4x +3x +6step 3 factorize into: 2x(x+2) + 3 ( x+2) step 4: (2x+3)(x+2) co...
MJ
Answered by Mikey J. • Maths tutor
6587 Views

Expand x(x+4)

You must expand the brackets and then handle each section separately x multiplied by x = x^2 x multiplied by 4 = 4x answer is x^2 + 4x
TD
Answered by Tutor125675 D. • Maths tutor
9206 Views

How to solve a quadratic equation?

There are several ways to solve a quadratic equation. 1.Quadratic formula ax 2 + bx + c = 0, where a can't equal 0 but b and c can.x = (-b± (b 2 - 4ac)) / 2a2. completing the square(x + b/2) 2 + c3. factoris...
AM
Answered by Alvaro M. • Maths tutor
3963 Views