It is computationally infeasible to find any pair (x, y) such that h(x) = h(y). a hash function with this property is referred to as

Hannah is 3 years older than twice her brother joey’s age. joey is 2 years old. how old is hannah? show all of your work! the number of students is five more than seven times the number of teachers. there are 10 teachers. how many students are there? be sure to show all of your work!

The system of equations graphed below has how many solutions? y = 2x + 2

What are the soultion(s) to the quadratic equation 40- x^2=0