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If the hydraulic press starts from rest (Xi = 0) and (Vi = 0), after 300 seconds the position new speed is 2500 m/s. Explain the change in motion of the mobile and interpret the result of acceleration. Did it increase or decrease?

Exercise 2 In a company, the accounting structure is based on the double-entry principle and consists of: a) Resources available to achieve the objectives set as a goal b) The sources of these, which are also indicative of the various liabilities incurred. Provide an example where this principle is demonstrated, clearly identifying resources and sources.

A system receives 500g of heat and performs 200g of work. What is the change in energy Internal to the system?

Cobalt-60 is a type of gamma ray that is used to treat cancer patients. If the wavelength of the gamma radiation emitted from Cobalt-60 is 0.001 nm, find the frequency of the radiation.

José paid 3000 reais for 2.5 tons of rice. Determine the price paid per kilo of rice.

Suppose P and Q are statements. a) Show that the following three statements are equivalent: • P =⇒ Q • (P ∨ Q) ⇐⇒ Q • (P ∧ Q) ⇐⇒ P Suppose that A, B are subsets of a set X. b) Show that A ⊆ B if and only if A ∩ B = A if and only if A ∪ B = B. [Hint: Let P be the statement x ∈ A and Q the statement x ∈ B. How does this part relate to the previous part

Write 4 3/7 as an improper fraction

Given a line that passes through the points (-4, 4) and (-9, 3): Find the slope of the line. Use a fraction instead of decimals. Find the equation of the line that passes through the points above. Write your answer in format. Use fractions instead of decimals.

Obtain the Z transform of x(t)= e^(-at) cos(wt), DO NOT USE LAPLACE TRANSFORM 20.09.2024 11:09

f(x)= -x^2 + 10 find the inverse