Function k is a transformation of the parent exponential function f what are the domain and range of function k k(x)=-2^x

Which expression shows the sum of the polynomials with like terms grouped together

Julie multiplies 6.27 by 7 and claims the product is 438.9 .explain without multiplying how you know juliesanswer is not correct.find the correct answer

The focus of a parabola is (-4,-5) and its directrix is y=-1 find the equation