What are the x-coordinates of the solutions to this system of equations?

x2 + y2 = 16
y = x + 4

a.) -4 and 0

b.)4 and 0

c.) -2 and -3

d.) 2 and -3

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

Deepak plotted these points on the number line. point a: –0.3 point b: – 3 4 point c: – 11 4 point d: –0.7 which point did he plot incorrectly?

Which of the following will form the composite function?