Questions by Li Ho Yin

Questions by Li Ho Yin

Ocean trenches form over millions or billions of years. Which statement accurately describes how ocean trenches form? A )a plate of oceanic crust is subducted under a plate of continental crust B) two

asked Dec 6, 2020

2 answers

2 votes

216k views

Find the parabola of the form y=ax2+b that best fits the points (1,0), (3,4), (4,5) by minimizing the sum of squares, s, given by s=(a+b)2+(9a+b−4)2+(16a+b−5)2

asked Nov 19, 2020

1 answer

1 vote

76.0k views

Another name for Newton’s 2nd law

asked Oct 24, 2020

1 answer

4 votes

17.4k views

What is the solution to this system of equations? x = 12 − y 2x + 3y = 29 A. x = 8, y = 4 B. x = 6, y = 6 C. x = 7, y = 5 D. x = 9, y = 3

asked Sep 22, 2020

1 answer

3 votes

140k views

Someone explain to me what y=mx+b please

asked Jun 21, 2020

2 answers

1 vote

91.9k views

A worker stands still on a roof sloped at an angle of 35° above the horizontal. He is prevented from slipping by static frictional force of 560 N. Find the mass of the worker.

asked Apr 16, 2020

1 answer

1 vote

10.3k views

What are some of the medical advances made during the 1500s and 1600s?

asked Oct 14, 2019

2 answers

2 votes

121k views

5² x 4 x 5 x 4² / 5 (4) I keep getting 400 but I know the answer is 6,400. What are the steps?

asked May 19, 2019

1 answer

4 votes

130k views

What is the greatest common factor for 20 and 45x

asked Dec 15, 2018

1 answer

4 votes

91.3k views

Which of the following settings best create fear or anxiety? Falling snow Sunrise Open fields Decaying trees

asked Dec 10, 2018

2 answers

4 votes

28.1k views

What city in Africa was famous for its libraries and scholars?

asked May 28, 2018

2 answers

1 vote

137k views

Why are surface salinities higher than deepwater salinities in the tropics?

asked Mar 3, 2018

1 answer

1 vote

11.4k views

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