How do I simplify these?

Can someone simplify k+1(k+2) for me please. I'm trying to prove that 2+4+6+...+2n=n(n+1) using mathematical induction

in my maths class we've been learning how to expand and simplify brackets but its really hard. can someone explain it to me p...

(4-x)(x power 2 -9) ------------------------- (x-4)(x-3) Can anyone help me?

I know it sounds easy, but my head is so confused, I need to do this for my hwk thats due in tomorrow.. how do I simplify the...

Ok anyone out there who has taken Algebra 1? If so maybe you can help me with this question. Simplify 4+a+a I don't think ...

For homework we have to check other peoples papers. Lol. I don't know? But I dont want to mark this question wrong and I'm no...

I know you get 75 over 100, and the answer is 3 over 4. How do I simplify the 75 over 100 to change it into 3 over 4?

Arrange 6x^2 - 2x^4 + 4 + 3x in order by decreasing powers of x. And this one too... The expression (2x + 3)(3x + 4) simpli...

I was wondering how to you reduce and simplify fractions?

Okay I am sitting here trying 2 do my math homework and their are a couple of ?'s I have 2 answer but dont understand... So c...