Preeti has solved a question in her exam using the following method. I – InterviewSolution

1.	Preeti has solved a question in her exam using the following method. In which step has she gone wrong and what is the correct answer obtained after the calculation? Question: (2p)3+3p3=11p3+a. Find the value of a. step i: 6p3+3p3=11p3+a Step ii: 9p3=11p3+a step iii: −2p3=a
Answer» Preeti has solved a question in her exam using the following method. In which step has she gone wrong and what is the correct answer obtained after the calculation? Question: $(2 p)^{3} + 3 p^{3} = 11 p^{3} + a$ . Find the value of a. step i: $6 p^{3} + 3 p^{3} = 11 p^{3} + a$ Step ii: $9 p^{3} = 11 p^{3} + a$ step iii: $- 2 p^{3} = a$

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