Which diagram models √25 = 5? (it won't let me post the photo, so if anyone knows how to with this because they know what question i'm talking about, i'd greatly appreciate it! : ))

Aphoto of a painting measured 13 x 17 inches the scale of the photo to the original painting is 1 inch to 3 inches. what is the size of this painting

Which is the graph of this function 3 square root of x plus one if

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola is (0, –12). the y-intercept of the second parabola is (0, –24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth