Answer:
x < -5 (~Divide -1 to both sides)
Step-by-step explanation:
-x > 5
~Divide -1 to both sides
x < -5
Answer:
The graph would be something like this.
Step-by-step explanation:
The domain and range would be (-∞, +∞)
This is because, the function f(x) is valid for any of the values between (-∞, +∞)
Hope it helps.
15. Denise spent $1.60 more than Jane.
Answer:
15 deg
Step-by-step explanation:
Sine and cosine are co-functions, so
sin x = cos(90 - x)
sin 25 = cos(90 - 25)
sin 25 = cos 65
y + 50 = 65
y = 15
To get the average add up the totals and divide by the amount
(12.5+13+13)/3
=38.5/3
=12.833