For each of the following pairs of numbers a and b, calculate gcd(a, b) and find integers r and s such that gcd(a, b) = ra + sb.

(a) 14 and 39 (b) 234 and 165

(c) 1739 and 9923 (d) 471 and 562

(e) 23,771 and 19,945 (f) -4357 and 3754

Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days

The graph below shows the height of a projectile t seconds after it is launched. if acceleration due to gravity is -16 ft/s2, which equation models the height of the projectile correctly?

Prism m and pyramid n have the same base area and the same height. cylinder p and prism q have the same height and the same base perimeter. cone z has the same base area as cylinder y, but its height is three times the height of cylinder y. the figures and have the same volume.