Mi numero tiene un digito de las decenas que es 8 mas que el digito de las unidades

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

Acircle has a circumference of 28.36 units what is the diameter of the circle

If you double the input of a function and it results in half the output, and if you triple the input and it results in a third of the output, what can be guessed about the function? check all that apply.