Recent activity by Ali Ashraf

Recent activity by Ali Ashraf

a bat flying towards a wall emits squeaks a frequency of 80 kHz it hears reflected wave with frequency 90 kHz

asked Dec 25, 2024

1 answer 142k views

When large amounts of alcohol are used, the direct reading will tend to indicate a _____ air content. a) Higher b) Lower c) Constant d) Fluctuating

asked Dec 24, 2024

1 answer 130k views

The radius of a circle is 2 feet. Central angle AOB cuts off arc AB. The length of arc AB is pi/6 yards. What is the radian measure of angle AOB?

answered Nov 19, 2024

1 answer 103k views

Ways on how professional sports officials can be held accountable for match-fixing in south african sports?

answered Nov 1, 2024

1 answer 64.1k views

Theta Company has two departments: Mixing and Grinding. Data obtained from the Grinding Department for the month of October is as follows: Costs:Work in process, October 1Transferred-in costs$1,550Direct

answered Oct 27, 2024

1 answer 118k views

The pressure that air exerts per cubic centimeter is ___.

asked Oct 26, 2024

1 answer 229k views

Can someone please explain this problem to me? I am trying to figure it out. Can you also give an explanation as well.

asked Oct 23, 2024

2 answers 33.5k views

A formal request for payment from an insurance company for services provided is: A) Claim B) Authorization C) Explanation of Benefits (EOB) D) Pre-approval

asked Oct 17, 2024

1 answer 189k views

Find the coefficient of x2y32215 in the expansion of ⁽ˣ ⁺ ²ʸ ⁻ ³ᶻ ⁺ ²ᵗ ⁺ ⁵⁾¹⁶ The result should include binomial coefficient. Do NOT compute the final result just provide it as factorial, binomial etc.

answered Oct 14, 2024

1 answer 183k views

Dec. 2023 Source 2: "Is Screen Time Dangerous for Children?" by Alison Gopnik The following article appeared in the New Yorker magazine in 2016. Alison Gopnik (b.1955) professor of psychology and affiliate

answered Sep 13, 2024

1 answer 220k views

let sk be the set of all n × n matrices for which the sum of the diagonal entries is equal to a fixed number k. for which values of k is sk a subspace?

answered Jul 23, 2024

1 answer 199k views

Half Pins placed parallel to a fracture in order to decrease frame stiffness and encourage compression across a fracture/deformity site are referred to as ______.

answered Jul 12, 2024

1 answer 5.0k views

What is the position of the moving particle at time t, as described by the position function f(t) = -9t - t^2 - 0.3t^3 + 0.1t^4, when t is greater than or equal to 0?

answered Jul 9, 2024

1 answer 130k views

What is á relation between an experiment an a hypothesis?

answered Jun 11, 2024

1 answer 75.5k views

20th century saw field emerge into what two perspectives

answered Feb 13, 2024

1 answer 220k views

Which is the only edible food that never goes bad?

answered Jan 26, 2024

1 answer 173k views

How many components can be realized of a vector?

asked Dec 14, 2023

1 answer 62.6k views

How long does shrimp last in the fridge after thawing?

answered Nov 24, 2023

2 answers 214k views

The angel pitch of a roof is safest when measuring between 18 - 27. According to these guidelines, is the roof pictured in the image safe? I cannot figure out where to start with this question nor how

answered Nov 7, 2023

1 answer 157k views

12. In the space below, list the characteristics which are referred to as "certain similarities” that the basis for classifying organisms in the same basic group.

answered Sep 18, 2023

1 answer 41.8k views

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