Acoin is tossed twice. what is the probability of the coin landing heads up both times

Use the graph to determine the range. which notations accurately represent the range? check all that apply. (–∞, 2) u (2, ∞) (–∞, –2) u (–2, ∞) {y|y ∈ r, y ≠ –2} {y|y ∈ r, y ≠ 2} y < 2 or y > 2 y < –2 or y > –2

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

Find the number of liters in 12.8 gal of gasoline. round to the nearest hundredths