a for as You will design circuit matrix multiplication defined 91 92 Tb biz 4,61 + a2b21 ab2 + a2522 221 222 21 by Lazbu+amba 22by2 +ambu]. Ajj and bki are 2-bit positive integers. a) Design a circuit for multiplication of two 2-bit positive integers. b) Design a circuit for addition of two 4-bit positive integers using half and full adders as building blocks. c) Design a circuit for matrix multiplication defined above by using the circuits you designed in (a) and (b) as building blocks