Answer:
4x² + 20x - 2
Step-by-step explanation:
To evaluate (c ￮ d)(x), substitute x = d(x) into c(x)
c(x² + 5x)
= 4(x² + 5x) - 2
= 4x² + 20x - 2
Answer:
1
Step-by-step explanation:
Since, line is intersecting y axis at (0, 1).
Therefore, y-intercept of the graph is 1.
Answer:
a) -10
b) 7
Step-by-step explanation:
a) 
b) 
Answer:
The answer is 3w-5
Step-by-step explanation:
First you would have to figure out what 3 times the width is which would be the 3w part then to fine the length you would subtract 5 since it is 5 inches shorter
Answer:
I:23/48
ii 25/48
Step-by-step explanation:
30min=0.5hr
total time exercised: 11+0.5=11.5hr
Divided by total hours of a day:
11.5/24=115/240=23/48
ii:(48-23)/48
