need help on 4 problems in math

Does any one know how to find the least common factor of this problem? LCM of 2t^2+t-3, 2t^2+5t+3

What is a set model? My math work book has a problem that says: Draw a set model for the fraction.

I need a math problem where the roots are imaginary ... algebra 2 trig!!! I am doing a project and this determines if I pass ...

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

Help please!!! I have no idea. First set of questions say; factorise the expressions, each has 4 as a common factor 4x +8 12-...

I need help on the math part of ged

The sum of 9 consecutive whole numbers is 123,456,789,987,654,321. What is the difference between the largest and the smalles...

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 ...

How do I find the answer to 2mn x 9mn if m=2 and n=4. I need help I dont get it

Can anyone help me to do this math problem? Determine whether the function is increasing or decreasing in the given interval...