Practice Exercises (2.3) - Tutorial lessons - Part A

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8 questions

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6 sample questions

Question 1.
What command is used to compute the natural logarithm of a number in MATLAB?
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It's related to the mathematical constant e.
Question 2.
How do you plot a single vector in MATLAB?
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What do you think happens if you just input y?
3Question 3.
What is the command for calculating the sine of x in MATLAB?
- sin(x)
- sine(x)
- sinusoidal(x)
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Think about standard function names.
4Question 4.
True or False: The command log10(x) calculates the natural logarithm.
- True
- False
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Recall the meaning of 'natural' in logarithmic functions.
Question 5.
Develop a MATLAB script that computes and plots both sin(x) and cos(x) for x ranging from 0 to 2π. Include legends to differentiate the two graphs.
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Ensure you properly label your axes and title your plot!
Question 6.
Calculate the value of y = log(1000)/log(10) using the properties of logarithms and evaluate it in MATLAB.
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What exponent do you raise 10 to, to get 1000?

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