Answer:
choice 1) 2x - 7
Step-by-step explanation:
(8x - 28)/4 = 2x -7
Answer:
900
Step-by-step explanation:
Margin of error = critical value × standard error
The margin of error is given to be 0.05.
At 99.5% confidence, the critical value is z = 3.
The standard error for a proportion is √(pq/n). Since p is not given, we will assume p = 0.5.
0.05 = 3 √(0.5 × 0.5 / n)
n = 900
Answer:
C. 15a^5b^15
Step-by-step explanation:
(3a^2b^7)(5a^3b^8)= 3*5*a^(2+3)*b^(7+8)= 15a^5b^15
Answer:
constant: 4
coefficient:-5
variable:x
Step-by-step explanation:
You can easily search up the definition of each word and figure it out just saying. It's fine if u wanna do this-
