Giving brainliest to first answer!! Determine the area of the composite figure to the nearest whole number.
A)9 ft2
B)11 ft2
C)13 ft2
D)17 ft2

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).

Asequence is a function whose is the set of natural numbers

Examine this system of equations. what integer should the second equation be multiplied by so that when the two equations are added together, the x term is eliminated? 3/4x+1/7y=6 1/8x-3/5y=16