8. Write the shift instruction that multiply the integer in $54 by the amount in $57, and save the result in $t0. By how much is the integer in $54 is increased? 9. What is the machine instruction for the assembly instruction s11 $50,$57,10 ? 10. Write the assembly instruction that shift right logical of $56 with the amount of shift in $57, and save the result in $t0. What is the content of $t0 after this instruction is executed? 11. Write the assembly code that takes the complements of $56 bit-wise, and save the result in $t0. 12. Write an assembly code, that is different from the above, that takes the complement of $56 bit-wise, and save the result in $t0. 13. Write the assembly code that negates the integer in $56, and save the result in $50. Do not use the assembly instructions mult, multu, and div. 14. Write the assembly code that masks off the middle 16 bits of $54, and save the result in $50. What is the content of $t0 after this instruction is executed? 15. Given the machine instruction below, what is the conresponding assembly instruction? 00001000101010100010111100000000