HSC COMMERCE PRACTICE PAPER WITH SOLUTION
Q1. Attempt any Six of the Following: [12]
(i) Write the following statements in symbolic form:
- I like reading but not singing.
- Even though it is not cloudy, it is still raining.
Ans.
- Let p = I like reading
q = I like singing
Symbolic form = (p Λ ~ q)
b. Let p = It is cloudy
q = It is still raining
Symbolic form = ~ p Λ q.
(ii) If A = and X is a 2 × 2 matrix such that AX = I then find X.
(iii) Find k, if the function f is continuous at x = 0, where
Solution :
(iv) Prepare the truth table of the following statement pattern: (p Λ q) ----> ( ~ p)
v. Find the values of x and y if
(vi) If y =