02/11/18

find an equation for the parabola with focus at (3,-3) and vertex at (3,1)

My teacher wants me to find an equation but does not teach me how to do any of the math he expects us to do. 

02/11/18

Hulian is 15 years younger than tomas the sum of their ages are 29 how old is tomas

 I am confused about how to do this question so i need help doing it please

Geometry Word Problem

The perimeter of a rectangle is 25 less than three times the sum of its dimensions. Find the rectangle's perimeter.

10/07/13

find b and c

find b and c so that y= 10x2+bx+c has vertex (5,-4)

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