Topic: Chapter 11: Integral Calculus (Test 3)



Topic: Chapter 11: Integral Calculus
Q.1
x2ex/2dx is
A. x2ex/2 – 4xex/2 – 8ex/2 + c
B. 2x2ex/2 – 8xex/2 – 16ex/2 + c
C. 2x2ex/2 – 8xex/2 + 16ex/2 + c
D. [x2ex/2 / 2] – [xex/2 /4] +[ex/2 /8 ]+ c
Answer : Option C
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Q.2
 is
A.
B.
C.
D.
Answer : Option D
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Q.3
 is
A.
B.
C.
D.
Answer : Option C
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Q.4
∫sin xdx is
A. 2(− √x cos√x + sin √x) + c
B. 2(− √x cos√x - sin √x) + c
C. 2(− √x sin√x - cos √x) + c 
D. 2(− √x sin√x + cos √x) + c
Answer : Option A
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Q.5
∫ex dx is
A. 2 x (1− ex) + c
B. 2 x (ex − 1) + c
C. 2ex (1− x ) + c
D. 2ex (x − 1) + c
Answer : Option D
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