exam Maths Puzzle Numerical Ability

Can someone help me figure this problem out? thanks

A= 1/2h (a+b)
Solve for a

Read Solution (Total 0)

exam Other Question

It would be great if someone could help me with this and maybe give a small summary because I can't really get it quiet down how to do this:

Graph each equation to find the solu PLEASE HELP ME
The sum of the geometric series 42-7+(7/6)...+42(-1/6)^9 is approzimately
a. 34.833333
b. -0.857
c. 35.9999994
d. -35.99999643
THANK YOU