1/2 + (-3/4)
= 1/2 - 3/4
= 2/4 - 3/4
= -1/4
The proportional relationship can be a representation of a constant speed or velocity but the slope is the velocity which is constant.
Answer:
You use cotx = cosx/sinx.
Step-by-step explanation:
I guess you mean cotx sinx = cosx.
You substitute the identity cotx = cosx / sinx:
cotx sinx = (cosx / sin x) * sin x
The sin x ' s cancel to give cosx.
Take a better pic and I can help
Answer:
$8.75
Step-by-step explanation:
25 × 0.65 =16.25
25 -16.25=8.75