MCQ Collection
eju-math-course-2 MCQs
Practice eju-math-course-2 questions with answers and explanations.
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Correct Answer: A. 24i + 6j
Explanation:
Scalar multiplication multiplies every component.
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Correct Answer: A. 74
Explanation:
f′(x)=10x+4; substitute x=7.
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Correct Answer: A. 440
Explanation:
An antiderivative is 6x²+7x, giving 440.
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Correct Answer: A. 7−3i
Explanation:
The conjugate changes the sign of the imaginary part.
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Correct Answer: B. 2
Explanation:
z=(x−mean)/sd=2.
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Correct Answer: C. 31381059609
Explanation:
Repeated multiplication gives 31381059609.
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Correct Answer: C. log(12)
Explanation:
log x + log y = log(xy).
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Correct Answer: D. 45
Explanation:
The sum is 3(1+…+5)=3×15=45.
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Correct Answer: C. 24i + 30j
Explanation:
Scalar multiplication multiplies every component.
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Correct Answer: C. 71
Explanation:
f′(x)=10x+1; substitute x=7.
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Correct Answer: B. 416
Explanation:
An antiderivative is 6x²+4x, giving 416.
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Correct Answer: C. 7−7i
Explanation:
The conjugate changes the sign of the imaginary part.
