What is the Answer to this question I'm confused? Please Help me

Given the function f(x) = log base 4(x+8) , find the value of f^-1(2)

Agraphic designer created a logo on eight and a half by 11 inch paper. in order to be placed on a business card, the logo needs to be one and 7/10 inches by 2 and 1/5 in. what is the scale factor of the dilation

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0