If sin x = -2/3 and cos y = 1/3 solve sin(x-y) given that x is in Quadrant I and y is in Quadrant IV

He amount of carbon-14 present in animal bones t years after the animal's death is given by p(t)equals=upper p 0 e superscript negative 0.00012097 tp0e−0.00012097t. how old is an ivory tusk that has lost 26% of its carbon-14?

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.

Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42