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Anika [276]
3 years ago
9

Consider the following hypotheses: 12:V ) >(x)) Use rules of inference to prove that the following conclusion follows from th

ese hypotheses: Clearly label the inference rules used at every step of your proof 2. Consider the following hypotheses: H1 Vr (C()--A(x)) H2 : Vr (A() Vy B(y)) Use rules of inference to prove that the following conclusion follows C: 3r (B(x) AC()) H3: Br A(a) from these hypotheses: Clearly label the inference rules used at every step of your proof. 3. Consider the following predicate quantified formula: r y (P(x, y)P(, y)) Prove the unsatisfiability of this formula using rules of inference.

Physics
1 answer:
Igoryamba3 years ago
8 0

Answer: See attachment below

Explanation:

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What effect does dropping the sandbag out of the cart at the equilibrium position have on the amplitude of your oscillation?.
Ber [7]

Answer:

It has no effect on the amplitude.

Explanation:

When the sandbag is dropped, then the cart is at its maximum speed. Dropping the sand bag does not affect the speed instantly, this is because the energy remains within the system after the bag as been dropped. The cart will always return to its equilibrium point with the same amount of kinetic energy, as a result the same maximum speed is maintained.

5 0
2 years ago
(No links, if you aren’t gonna answer here don’t answer at all.)
Liula [17]

Answer:

D. Atoms with eight valence electrons usually do not gain or lose

electrons.

Explanation:

An atom can be defined as the smallest unit comprising of matter that forms all chemical elements. Thus, atoms are basically the building blocks of matters and as such defines the structure of a chemical element.

Generally, these atoms are typically made up of three distinct particles and these are protons, neutrons and electrons.

Valence electrons can be defined as the number of electrons present in the outermost shell of an atom. Valence electrons are used to determine whether an atom or group of elements found in a periodic table can bond with others. Thus, this property is typically used to determine the chemical properties of elements.

Based on the octet rule which states that atoms of chemical elements gain, lose or share electrons so as to have eight (8) electrons in their valence shell. Therefore, atoms of chemical elements bond in order to attain the electronic configuration of a noble gas i.e a full valence shell which comprises of eight (8) electrons.

This ultimately implies that, atoms with eight valence electrons usually do not gain or lose electrons because they're noble gas.

6 0
3 years ago
Complete the following hypothesis the pressure lncrease as
Nitella [24]

Temperature is increased the pressure also increases due to fast movement of molecules because of more energy.

<h3>How temperature is related to pressure?</h3>

The temperature of the gas is directly proportional to the pressure. Faster moving particles will collide with the walls of the container that put force on the wall which leads to increase in pressure.

So we can conclude that temperature is increased the pressure also increases due to fast movement of molecules because of more energy.

Learn more about pressure here: brainly.com/question/25736513

#SPJ1

8 0
2 years ago
5 mL of ethanol has a mass of 3.9 grams and 5.0 mL of benzene has a mass of 4.4 grams,
Ray Of Light [21]

Answer:

benzene

Explanation:

the more mass the denser the fluid,or object

3 0
4 years ago
A member of the Penn State Women's Basketball team performs a jumping movement simulating that used in a jump shot. The time fro
Shkiper50 [21]

A) Starting from rest, we have the entire cycle determined by 0.8s.

If we assume a constant movement, half of that time is when it reaches the highest point, that is, in 0.4s.

The distance as a function of speed and acceleration is given by,

d=v_it+\frac{1}{2}at^2

At the initial point the speed is zero and the acceleration is equivalent to gravity.

d= 0+ \frac{1}{2}9.8*0.4^2

d=0.784m

B) When returning to the ground, the final speed is zero. Therefore, the equation that relates velocity to acceleration is given by,

V_f = V_i+at

0 = V_i -9.8(0.4)

V_i = 3.92m/s

5 0
4 years ago
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