Mathematical Functions and Expressions set 7

syms t; dsolve(D(y,t)==2*t)

diff(x
Que.The output of the following code will be _____________
syms t; dsolve(D(y,t)==2*t)
a. Error
b. t²
c. t
d. t²+C
Show Answer
Error
Discussion
Que.What is the co-efficient of the output of the code?
diff(x⁹⁰,39)
a. 0
b. 90!/39!
c. 90!/50!
d. Error
Show Answer
90!/50!
Discussion
Que.What is the error in the following code?
diff(‘x⁸⁷+86’,23)
a. No error
b. Arguments as strings
c. 23 is not given within a pair of inverted commas
d. There is no command as diff
Show Answer
Arguments as strings
Discussion
Que.The ode 23 solver is for higher accuracy.
a. True
b. False
c. May be True or False
d. Can't say
Show Answer
False
Discussion
Que.The ode45 takes the function as ___________
a. Simple input argument
b. String argument
c. Input argument
d. Function argument
Show Answer
String argument
Discussion
Que.What is the output of the following code?
syms y; dsolve('y*diff(y)+5=x*exp(3)','y')
a. Error
b. C + (x*(x*exp(3) – 10))/2
c. Cannot be determined
d. 0
Show Answer
Error
Discussion
Que.There are 7 ODE solvers in MATLAB.
a. True
b. False
c. May be True or False
d. Can't say
Show Answer
False
Discussion
Que.The int() function gives the __________
a. general solution of the ODE
b. general solution of the function
c. particular integral of a function
d. complementary function
Show Answer
particular integral of a function
Discussion




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