What is the line of symmetry for the parabola whose equation is y = -x^2 + x + 3?

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c

Write the equation in logarithmic form e^x=403.429

For every touchdown scored by the timberwolves the mascot does three backflips if the cheerleaders set off six confetti cannons how many touchdowns did the timberwolves score if the cheerleader set of 18 confetti cannons