HELP A triangle and its angle measures are shown in the diagram. What is the value of x?

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

Which table represents a linear function? i'll give brainliest to first answer ^'^

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12