Answer:
Step-by-step explanation:
x
5
+
x
4
−
12
x
3
+
7
x
2
+
4
x
−
48
x
2
(
x
+
4
)
(
x
−
3
)
Answer: The correct option is (C) 
Step-by-step explanation: We are given to choose the correct simplification for the following expression :

We will be using the following property of exponents :

So, the simplification of expression (i) is as follows :

Thus, the correct simplification of the given expression is 
Option (C) is CORRECT.
Answer:
12:1
Step-by-step explanation:
96/8 = 12
Answer:
200,000 m
Step-by-step explanation:
We will multiply the length of the ant by the number of ants to find out how long the line is.
10 million is 10 with 6 zeros
20 * 10 ^-3 move the decimal 3 places to the left
20. * 10 ^-3 = .02
.02 * 10000000
200000
Answer:
The replicas will have a surface area of 3 m2, 2.4 m2 and 2 m2.
Step-by-step explanation:
You would have to multiply:
24 x 1/8 = 3
24 x 1/10 = 2.4
24 x 1/12 = 2