tanvirzawad
 Name:
 Tanvir Zawad
 School:
 I passed S.S.C. from Ideal School and College.
 About:
 I am slave of Allah Subhanahu wa Ta'ala.
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tanvirzawad:
Group Title
prove that,
r^m + r^(m+1) + ... + r^(n1) + r^n = (r^(n+1)r^m)/(r1)
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

tanvirzawad:
Group Title
prove that,
r^m + r^(m+1) + ... + r^(n1) + r^n = (r^(n+1)r^m)/(r1)
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

tanvirzawad:
Group Title
x[n]=x[n+r]
Now, if x[n]=A*cos[w*n+B] is Discrete Time periodic signal, then prove that
…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

tanvirzawad:
Group Title
x[n]=x[n+r]
Now, if x[n]=A*cos[w*n+B] is Discrete Time periodic signal, then prove that
…
 updated one year ago
 5 replies
 No Medals Yet
Mathematics

joanna601:
Group Title
let f(x)=x^213 and g(x)=16x. Perform the composition or operation indicated.
(f\g)(9)
 updated one year ago
 2 replies
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Mathematics

tanvirzawad:
Group Title
Design a simple circuit consisting one voltage source, two switches, wires, and one lamp to demonstrate XOR logic. (how about XNOR, NAND, NO…
 updated one year ago
 17 replies
 No Medals Yet
Mathematics

tanvirzawad:
Group Title
Design a simple circuit consisting one voltage source, two switches, wires, and one lamp to demonstrate XOR logic. (how about XNOR, NAND, NO…
 updated one year ago
 2 replies
 1 Medal
Mathematics

Ina4letterword1:
Group Title
what is the energy transformation that takes place when a ball is dropped to the floor?
 updated one year ago
 2 replies
 2 Medals
Mathematics

tanvirzawad:
Group Title
If f:R>R is continuous at x=c and lim x_n (n>inf) = c, show lim f(x_n) (n>inf) = f(c)
 updated 2 years ago
 7 replies
 1 Medal
Mathematics