The numbers are seventeen & thirty-eight.
38+17=55 & 38-17=21
Answer:
A={21,24,27,30}
B={21,27}
C={24,30}
Step-by-step explanation:
a)A U B={21,24,27,30}
b)A n C ={24,30}
Answer:
-3e^-2x(x+1)
Step-by-step explanation:
formula of byparts integration:
g(x)∫f(x)dx-∫∫f(x).d/dx(g(x))dx
=(6x+3)∫e^-2x dx-∫∫e^-2x.d/dx(6x+3)dx
=(6x+3)((e-2x)/-2)-∫(e^-2x)/-2 .6 dx
=(6x+3)((e-2x)/-2)+3(e^-2x)/-2
=(6xe-2x+3e-2x+3e-2x)/-2
=(6xe-2x+6e-2x)/-2
=6e^-2x(x+1)/-2
=-3e^-2x(x+1)
Answer:B is the answer
Step-by-step explanation:
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