IM ON A TIME CRUNCH HELP ME PLEASE YOU'LL GET 50 BRAINLIEST POINTS AND BRAINLIEST HELP ANSWER THIS CORRECTLY PLEASE

What is the explicit formula for this sequence? -7, -4, -1, 2, a.) an = 8 + (b - 1)3 b.) an = -7 + (n - 1)3 c.) an = 3 + (n -1) (-7) d.) an = -7 + (n - )

Which of the following is the graph of y= square root -x-3

Aadc is formed by reflecting aabc across line segment ac, as shown in the figure. if the length of ac is 4 units, the area of aadc is square units.