Question

plisss alguien que me ayude con estos ejercicios de física

Answer 1

Explicación:

1.

W = ma/ty

[W] = [m][a]/[t][y]

ML²T-² = M×LT-²/T[y]

[y] = MLT-³/ML²T-²

[y] = L-¹T-¹

2.

x = 3PV/tan30°

[x] = [3][P][V]/[tan30°]

[x] = 1 ML-¹T-²×L³/1

[x] = ML²T-²

ML²T-² = trabajo