Please help
if x = 3 and y=-4 find x2 + y2 and x2 -y2

What are the relative frequencies to the nearest hundredth of the columns of the two-way table?

Which of the following expressions are equivalent ?

Write an expression that represent sarah’s total pay last week.represent her hourly wage with w monday 5 tuesday 3 wednesday 0 noah hours wednesday 8 only with w wage did noah and sarah earn the same amount last week?