please write code in matlab thankyou

3 (10 points) Make two separate plots of the function f(x) = 3x4 + 10x2-3, one plot for -4Sx s3 and one for -4 Sx s 4. Add appropriate plot title and label the axes After completing this step, you should obtain two plots in the two Figure Windows, respectively, similar to the sample plots shown below: x)-3x+10x23 1000 800 600 400 200 -3 -2 2 X-S to-3x4, 10x2-3 1000 800 600- 400- 200- 4-3 o1 23