Write five expressions: a sum, a difference, a product, a quotient, and one that involves at least two operations that have the value -3/4.
a) Sum: (1 + (-/7/4))
b) Difference: (1 - (-/7/4))
c) Product: (1 × (-/3/4))
d) Quotient: (/1/(-/4/3))
e) Two operations: (2 × (-/3/2) + 1)