Recent activity by Liqang Liu

Recent activity by Liqang Liu

The lines below are perpendicular. If the slope of the green line is -, what isthe slope of the red line?-1/6m=

answered Nov 29, 2023

1 answer 443k views

Two straight lines have equations y = px + 4 and py = qx − 7, where and are constants. The two lines meet at the point (3, 1). What is the value of ?

answered Nov 16, 2023

1 answer 149k views

At the start of 2015, barry’s house was worth £270 000 the value of his house has increased by 3% every year work out the value of his house at the start of 2020

answered Oct 19, 2023

1 answer 201k views

Solve the following system of equations: 4x − 2y − z = −5 x − 3y + 2z = 3 3x + y − 2z = −5 (0, 1, 3) (0, −1, 3) (0, 1, −3) (0, −1, −3)

asked Sep 28, 2023

1 answer 499k views

What is the value of x X-3 / 2.8= 1.2

answered Aug 25, 2023

1 answer 309k views

PLS HELP Determine the interval(s) on which you the given function is decreasing. (Answer choices in picture)

asked Jun 4, 2023

1 answer 102k views

The feature of earth movement that takes about 26000 years is called

answered Apr 11, 2023

2 answers 337k views

A recipe calls for 2/3 cups of raisins for 8 servings. How many cups of raisins are needed to make 60 servings?

answered Jan 27, 2023

2 answers 117k views

Hey does anyone mind helping me and explaining? I would Appreciate it! Photo is attached

asked Jan 8, 2023

1 answer 364k views

X2-4x+6=0 Someone help with solve this

answered Dec 8, 2022

1 answer 143k views

ZABC and ZQRS are supplementary angles. If the measure of ZABC = 140°, what is the measure of ZQRS? O mZQRS = [?] Enter

asked Dec 6, 2022

1 answer 157k views

The picture shows two boxes a teacher stacks in the storage closet. What is the total volume of the two boxes? A.56 cubic feet B.21 cubic feet C.48 cubic feet D.68 cubic feet

asked Aug 17, 2022

2 answers 453k views

The graph shows the distribution of world population in 2000. Based on the graph, which area is closest in population size to Europe?

answered May 11, 2022

1 answer 88.7k views

An atom has 17 protons and 18 neutrons. Which symbol represents that atom, including its mass number?

asked Feb 18, 2022

1 answer 460k views

Group elements number 11 to 20 as either metallic, non metallic or metalloid.

answered Jan 7, 2022

2 answers 287k views

Cầu kính Rồng Mây Sapa như thế nào? https://digiticket.vn/blog/cau-kinh-sapa/ #Digiticket #Dulich #Travel #Sapa

asked Jan 5, 2022

1 answer 178k views

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