What is the sum of sqrt -2 and sqrt -18?
4sqrt2
4sqrt2i
5sqrt2
5sqrt2i

Aman steps out of a plane at a height of 4,000m above the ground falls 2,000m very quickly and then opens his parachute and slowly falls the remaining 2000m to the ground what height above the ground would be the best choice for a reference point

Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12

If the table of the function contains exactly two potential turning points, one with an input value of –1, which statement best describes all possible values of m? m ≥ –12 –12 < m < 4 m ≤ 4 m ≥ 4 or m ≤ –12