Solve the quadratic equation by completing the square.  x2  + 4x - 3 = 0

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angles. measure need asap

When turned about its axis of rotation, which shape could have created this three-dimensional object?

Ataxi company charges $2.25 for the first mile and then $0.20 per mile for each additional mile, or f = $2.25 + $0.20(m - 1) where f is the fare and m is the number of miles. if juan's taxi fare was $6.05, how many miles did he travel in the taxi? if juan's taxi fare was 7.65, how many miles did he travel in taxi