Questions by Bvulaj

Questions by Bvulaj

Derive: How? \cot(2a) = \frac{ {2cot}^(2)a - 1}{2cota} Please write all steps. [ using compound angle formula]

asked Apr 20, 2021

2 answers

4 votes

46.0k views

Share a film, television show, or piece of art or music that has had a significant impact on your life. How did it challenge your view of the world

asked Feb 10, 2021

1 answer

1 vote

49.9k views

3x + 7 = - 20 solve this equation

asked Jan 26, 2021

1 answer

0 votes

127k views

State and explain Newton's Law of cooling.

asked Dec 25, 2020

1 answer

3 votes

188k views

Y y =6x−30 =x 2 −18x+114 if (a,b)(a,b)left parenthesis, a, comma, b, right parenthesis is the solution to the system of equations shown above, what is the value of bbb? answer:

asked Nov 8, 2019

1 answer

0 votes

208k views

How should you include a friendly and comfortable tone into a speech? Select all that apply. a)Write as you want to speak. b)Use correct spelling and grammar. c)Provide data. D) Use the language of your

asked Jun 18, 2019

2 answers

4 votes

104k views

What kinds of questions can the fossil record help us to answer?

asked Feb 2, 2018

2 answers

3 votes

64.8k views

In carrying out normal activities, cells use oxygen and produce carbon dioxide. the concentration of oxygen is higher in the blood than inside the cell, so oxygen moves into the cell. similarly, carbon

asked Oct 3, 2017

2 answers

5 votes

97.8k views

A strip of copper is immersed in dilute nitric acid (i) write a BALANCED equation Answer: Cu + 2H + NO3 --> Cu + No2 +H2O (ii) What happens to the pH of this solution as the reaction proceeds?

asked Jun 17, 2017

2 answers

2 votes

108k views

Is the following sentence true or false? The composition of the atmosphere changes every few kilometers as you move away from earth.

asked Jan 13, 2017

1 answer

2 votes

101k views

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