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Fully factorise 2a^2b+6ab^2

1) Find the common factor between 2 and 6 (if there is one)... ...which is 2. 2) Find the common factor between a^2b and ab^2... ...which is ab. 3) Combine the answers in part 1 and 2; and separate that answ...
JH
Answered by James H. • Maths tutor
19309 Views

How do you complete the square?

You start off with a formula in the form y = x 2 + bx. The first step is to add the square of half of the coefficient of x: (b/2) 2 . This allows us to rearrange the formula into (x+ b/2) 2 . However, our fo...
JM
Answered by Jamie M. • Maths tutor
3290 Views

How do I choose which term do I differentiate/integrate when I am integrating by parts

What you would do in this scenario is consider all the terms in the expression you are integrating. You then want to go through the acronym LATE to choose which term you should differentiate.L stands for Log...
FP
Answered by Federico P. • Maths tutor
4157 Views

How can I factorise 2(x^2)+3x+1=0 ?

This quadratic equation is in the form ax^2+bx+c=0 (a=2, b=3, c=1), where there is a coefficient in front of X 2 term. First we have to multiply a and c. we then have to find two numbers z and y which multip...
JR
Answered by Jonathan R. • Maths tutor
3320 Views

How do I use the quadratic formula?

example quadratic eqn: ax 2 +bx+c=0 => x = (-b+-(b 2 -4ac) 1/2 )/2a e.g. 4x 2 -13x+3/4=0 x= (13+-(157) 1/2 )/8 = 3.1912, 0.0588
BB
Answered by Ben B. • Maths tutor
3332 Views