α and β  is two root of a equations then the value of αββα

Find out the value of a when is divisible by (x+1)?

What is the value of x and y in these equations 7x-2y=8 and 3x+4y=18.

The distance between the coordinates ( x,y)  from the original point will be

The dimension given in the field book are meters. Total area of the field is

Area of the given field book is…….

In the given filed the area under triangular shape is