If a coin is flipped 12 times in a row, what is the
probability of landing on heads every time?

A- 1/512
B- 1/4096
C- 1/1024
D- 1/2048

is this a multiple choice question?

if so it's a and c

x² + 3x + 7 = 0       [ax² + bx + c]

a = 1

b = 3

c = 7

quadratic formula:

    (+/- is this ±)

plug in the numbers into the variables

your answer is a

his answer is incorrect. i just used it, and it said it was incorrect. the answer is 0.