Una caja de 45 kg es tirada 38m a lo largo del piso por una persona que ejerce una fuerza constante de 112n formando un angulo de 42grados con la horizontal y existe una fuerza resistiva de 45n calcule el trabajo efectuado por las fuerzas que actuan sobre la caja y el trabajo neto porfavor ayudenme

What is the length x of the side of the triangle below? (hint: use the cosine function)

When does your body conduct current more readily?

Give your knowledge of these things in your paper, you will compare and contrast analog and digital signals to determine which is more reliable for encoding and transmitting information. you’ll compare these features: signal shape numerical values for signal measurements amount of data that can be transmitted energy requirements privacy and security (ability of the signal to be encoded in a secret code) clarity of signal in the space provided, write down what you already know about any of these features. if you’re not sure, write down questions you might have about the features.