GCE Mathematics 2022 Objective — Question 4
Question 4 of 50 from the General Certificate of Education (GCE) Mathematics 2022 Objective paper, with the correct answer and a full explanation.
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If sqrt(24)+sqrt(96)-sqrt(600)=y*sqrt(6), find the value of y.
- A. 4
- B. -4Correct
- C. -2
- D. -4
Explanation
sqrt(24)=2sqrt6, sqrt(96)=4sqrt6, sqrt(600)=10sqrt6. So 2sqrt6+4sqrt6-10sqrt6 = -4sqrt6, giving y=-4.
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