What will be the result of [10] – [3], if it is given that [x] = -x2.

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What will be the result of [10] – [3], if it is given that [x] = -x2. a. -91 b. 100 c. 10 d. 7 e. None of the above

M MartinProfessorAsked on October 20, 2017 in GMAT.

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Thanks for your questions. your questions was - What will be the result of [10] – [3], if it is given that [x] = -x2. Correct answer: a Your question Explanation: According to the given in question, [x] = -x2. Substituting the value of x as x=10 in this equation, we get, [10] = -100 Now, substituting the value of x as x=3 in this equation, we get, [3] = -9 Now, substituting these values in [10] – [3] = (-100) – (-9) = -100 + 9 = -91 Hence, the correct answer is option a. If you find my answer is useful, just let me know by comment. and visit my website - OnlineEdu.ITInfoWorld.com Thanks.

IT Info WorldSupporterAnswered on October 20, 2017,

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