Find the sample size needed to estimate the percentage of adults who can wiggle their ears use a margin of error of 3 percentage points and use a confidence level of 99%

step-by-step explanation:

here's what happens:

1) the graph of f   = x^2 is shifted 2 units to the right.

2) the resulting graph is reflected in the x-axis, so that the parabola now opens down.

3) this final result is transformed up by 5 units.

b). 4320 have a nice day

the answer to this is a. a^2 + b^2 = c^2