D.
The unary postfix decrement operator, when used in an expression,
decrements the value of its operand but has the old value of the
operand.
Step-by-step explanation:
A is excluded because in the second() x² should be negative
B is excluded because if you solve it -(-x² give you + x²
C is excluded because in the second() 2x and 1 should be negative
so D is right
Answer:2/3
Step-by-step explanation:
Answer:
3×y+5=15
Step-by-step explanation:
Product means multiplication
Use a variable to replace the unknown number
Plus five is equal to fifteen.
Answer:
2\16
Step-by-step explanation: