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:
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:
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:
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:
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:
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:
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
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Mathematics

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

tanvirzawad:
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