Questions by Ruben Tan

Questions by Ruben Tan

\large\displaystyle\sum\limits_(k=1)^(n){{a_k}}The series 25 + 75 + 125 + ... + 775 + 825 can be written using sigma notation.Write an expression for ak in terms of k. And find n

asked May 14, 2021

1 answer

3 votes

104k views

Are y=3x+3 and -x+3y=12 parallel perpendicular or neither

asked Feb 22, 2021

1 answer

1 vote

156k views

Which is a sustainable practice? A. Wind farms B. Clear cutting C. Food irrigation D. Overfishing

asked Nov 2, 2020

1 answer

4 votes

95.7k views

List three criteria used to identify a cold front.

asked Sep 8, 2020

1 answer

0 votes

82.8k views

Jim has a negative attitude toward healthy eating. Jim’s doctor describes research showing that healthy eating can help him live longer. Jim pays very close attention and thinks very carefully about his

asked Jan 11, 2020

2 answers

0 votes

148k views

[OSS.01]Which of these statements is most likely correct about Newton's law on gravity? It does not explain why objects exert gravitational force. It does not describe the relationship between objects

asked Feb 21, 2019

2 answers

0 votes

12.4k views

How did Christianity impact Europe in the Middle Ages

asked Dec 22, 2018

2 answers

4 votes

98.5k views

Why was Japan was so successful in expanding its territory in 1942?

asked Feb 4, 2018

2 answers

0 votes

116k views

This drawing was made using what natural resource a.clay b.wax-based colored pencils c. graphite pencils d. watercolors

asked Nov 4, 2017

2 answers

0 votes

24.0k views

The Magna Carta and the English Bill of Rights both served to (1) extend the voting privileges of commoners (2) abolish the government’s role in levying taxes (3) limit the power of the monarchy (4) support

asked Oct 14, 2017

2 answers

2 votes

173k views

Which word correctly completes the sentence? The __________ shoe department is on the other side of the store. A. men's B. mens' C. mens

asked Feb 24, 2016

1 answer

0 votes

212k views

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