MTH643 Midterm Past Papers Set 3

1 Write

the expression in

MATLAB

2 %S-ax^3+bx^2+CX+d

3%Compute the value of s

4 owhen a=1, b=2, c3, d=4

7 syms a bcdx

8 S=a*x^3+b*x^2+c*x+d

9 a=1;

10 b=2;

11 c=3;

12 d-4;

13 z=a*x^3+b*x^2+c*x+d >> untitled2

S

ax*3 + b*x*2 +c*X + d

Z

x*3 + 2*x*2 + 3*x + 4 Question #6

Create the following matrix in MATLAB

A =2

3 J

Then substitute the value of x as 3 and y as 7.