If a+b=4,ab=3 find i)a2+b2 ii)(a+b)3

How to determine whether two known pairs of points are on the same line.

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

The amount cami raised during last year’s charity walk, $45.50, is 7/10 of the amount she raised this year. which equation represents n, the number of dollars she raised this year?