Answer:
Step-by-step explanation:
Compare with y = mx + c
y = -2x +5
Slope m = -2
Answer:
d
Step-by-step explanation:
y=2-x
because
7=2-(-5)
7=7
Answer:
linear: 5s
quadratic: 50s
log-linear: 0.75 s
cubic: 500s
Step-by-step explanation:
Let
be the running time associated with the input of sizes 
If the running time is linear

If the running time is quadratic

If the running time is log-linear

If the running time is cubic:
