exam Maths Puzzle Numerical Ability

Use interval notation to state the domain of the function f(x)=sqrt(x+2)/x-3

Read Solution (Total 0)

exam Other Question

solve the following systemof linear equatiion equations by graphing
X-Y=4
X-Y=-4 Solve the system by the elimination method.
5x + 2y = -7
7x - 3y = 19
What is the solution to the system???
I really do not understand these how to do these? Can someone please help??