What is the minimum number of NAND gates required to form NOT, OR and AND gates respectively?

An AND gate

NAND gate is-

How many NAND gates used to form AND gate.

Give the logic symbol of NAND gate.

Give the logic symbol of AND gate.

How many minimum NAND gate are required to obtain NOR gate :-

The minimum NOR gates are required to make one NAND gate are

Given below are four logic gates symbol (figure). Those for OR, NOR and NAND are respectively

Given below are four logic gates symbol (figure). Those for OR, NOR and NAND are respectively

The symbolic representation of four logic gates are given below : The logic symbols for OR, NOT and NAND gates are respectively :