Use functions a(x)= 4x+9 and b(x)= 3x-5
a: find (a+b) (x)
b: find (a-b) (x)
c: find a[b(x)]

, this is my final and i need to pass to graduate next week! i genuinely have no idea what i am doing

Apair of ordinary dice is rolled. what is the probability that each die will show a number higher than 4. 1. (1/36) 2. (1/12) 3. (1/6) 4. (1/4) 5. (1/3)

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

In the geometric progression –3, 12, −48… what term is 3,072?