MCQ Collection
india-cet-bcece MCQs
Practice india-cet-bcece questions with answers and explanations.
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Correct Answer: C. 20
Explanation:
By Vieta, α+β=20.
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Correct Answer: D. 8
Explanation:
Determinant=2×4=8.
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Correct Answer: C. 45
Explanation:
|v|²=3²+6²=45.
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Correct Answer: D. 8
Explanation:
f′(x)=2x, so f′(4)=8.
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Correct Answer: C. 7.5
Explanation:
(5+10)/2=7.5.
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Correct Answer: D. 16
Explanation:
f′(x)=2x, so f′(8)=16.
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Correct Answer: A. 8.5
Explanation:
(9+8)/2=8.5.
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Correct Answer: A. 60
Explanation:
Determinant=6×10=60.
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Correct Answer: A. 65
Explanation:
|v|²=7²+4²=65.
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Correct Answer: A. 30
Explanation:
Determinant=5×6=30.
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Correct Answer: A. 100
Explanation:
|v|²=6²+8²=100.
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Correct Answer: B. 14
Explanation:
f′(x)=2x, so f′(7)=14.
