alleryOnly the numerical value of an area is taken into consideration, so signs are:
AHalved
BIgnored
CDoubled
DSquared
Answer & Solution
Correct answer: B. Ignored
1. An integral can be negative below the axis.
2. Area itself is never reported as negative.
3. So the sign is ignored and the magnitude used.
4. The answer is ignored.
_Source: syllabus Mathematics, Ch 8 'Application of Integrals'_
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