a) b) c) d) correct answer is: b) Formula use: Explanation Here, given expression is Ans:

Formula use: Explanation Here, given expression is Ans:

a) b) c) d) correct answer is: b) Formula use: Explanation Here, given expression is According to the question Ans:

a) b) c) d) Correct answer is: b) Formula use: Explanation Here, given expression is According to the question Ans:

Formula use: Explanation Here, given expression is Ans:

a) b) c) d) correct answer is: a) Formula use: Explanation Here, given expression is Ans:

a) b) c) d) Correct answer is: c) Formula use: Explanation Here, given expression is [x – y = 6]Now, put the value of Ans: