জাহাঙ্গীরনগর বিশ্ববিদ্যালয়

সালঃ 2013

B2-ইউনিট


Diverse Electronics Multi-sector Unit

Diesel Electrical s Multiple Unite

Digital Electronics Modeling Unite

Diesel Electrical Modeling Unite

u2/2g 

2u/g

u2/g

2u2/g

a=c& b+d

ac&b=d

a=c& bd 

ac & bd

f-1 (-3)=-3

f-1(-3)=3

f-1(-3)=0

f-1(-3)=

a+c>b+c

ac>bc,if c>0

ac

all of three

±2

±2

±2i

1

cos2T=2cos2T-1

cos2T=1+2sin2T

cos2T =cos2T-sin2T

both a and b 

ddx(sinx)+-cosx

ddx(cotx)=cosecx

ddx(cosecx)=-cosecx cotx

ddx(tanx)=secx

Melancholy

Mourning

Sadness

None

x=4

x=o

x<4

x>4

RightAns: 0 | WrongAns: 0 | Result: 0/0