Answer:
a real number
Step-by-step explanation: You didn't list the choices- a real number is all positive numbers except 0
105% as a decimal would be 1.05 in decimal form
Answer:
A) zero; cannot
Step-by-step explanation:
In line with the principle of rational expectations, expectation errors are unpredictable. The expectations of all available information will not differ from the optimal projections.The word optimal projection is inexorably intertwined with the best guess in rational expectations theory.
Answer:
12
Step-by-step explanation:
3 + x>-9 x=12 15>-9