Recent activity by Xu Yin

Recent activity by Xu Yin

Does lasik fix astigmatism

answered Sep 10, 2024

1 answer 214k views

For a particular element, its absorption and emission spectra show the same discrete line patterns: a. Bohr's model b. Quantum mechanics c. Planck's theory d. Photoelectric effect

answered Aug 29, 2024

1 answer 229k views

What was the most unexpected effect of starvation seen in the Minnesota study?

answered Jul 17, 2024

2 answers 232k views

Find the slope of the graph of the function at the given point. Use the derivative feature of a graphing utility to confirm year results. (If an answer is undefined, enter UNDEFINED. Round your answer

answered Jun 13, 2024

1 answer 108k views

Which symbol represents the dryer heat thermostat? a. 1 b. 2 c. 3 d. 4

answered Jun 8, 2024

1 answer 124k views

How does nonviolence bring about those realities? a) Nonviolence brings about those realities by... b) The impact of nonviolence is... c) It leads to... d) The role of nonviolence is...

asked Apr 21, 2024

1 answer 164k views

she is the first african american woman to be nominated to the us supreme court. also making her the first justice to be a former public defender. who is she?

asked Apr 11, 2024

1 answer 188k views

If v=xz-xy+yz, express v in cylindrical coordinates

asked Mar 11, 2024

1 answer 114k views

What procedure was performed on the patient? 1) Open posterior lumbar interbody fusion 2) Spinal decompression 3) Disc replacement surgery 4) Physical therapy

asked Feb 9, 2024

1 answer 2.9k views

A Sumer job pays $5 per hour b. After working 24 hours, do you have enough money to buy an MP3 player that costs $100? Explain your reasoning.

answered Feb 7, 2024

1 answer 23.0k views

What is the value of the function at x=-2? y = -4 y = 0 y = 2 y = 3

answered Oct 13, 2023

2 answers 62.1k views

Why are gases poor conductors of sound?

answered Oct 4, 2023

2 answers 125k views

1) Find the area of a regular hexagon with an apothem of 10.4 cm and a side length of 12 cm. (round to the near A) 94 cm2 B) 187 cm2 c) 374 cm2 D) 749 cm2

answered Sep 20, 2023

2 answers 52.3k views

8 (2x-6) -3 ( 4-2x) + (-2x)

answered Sep 9, 2023

2 answers 230k views

. Solve the system of equations using the Elimination Method. X+3y - 2z=2 3x+2y+z=13 -2x+3y - 3z= -5

asked Jul 24, 2023

1 answer 201k views

Please solve this question

answered Jul 17, 2023

1 answer 144k views

1. If a colorblind female (XcXc) marries a normal male (XY), what are the chances of normal children? Colorblind children? Do a Punnet square to find the answer.

answered Jun 28, 2023

1 answer 28.9k views

(PLEASE HELP ME) Question: Write an application that determines whether the first two files are located in the same folder as the third one. The program should prompt the user to provide 3 filepaths. If

asked Apr 13, 2023

1 answer 218k views

Can someone help me with this

asked Jan 10, 2023

1 answer 117k views

What is the product of −17 • −5 • −12?

asked Jan 6, 2023

1 answer 60.9k views

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