Answer:
The answer is C.
In order to make an exponent positive, you just switch it to the opposite part of the fraction. So, for example,
x^-3= 1/x^3
or
1/x^-5 = x^5/1
You just switch it to the opposite part of the fraction, and make the exponent positive.
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Step-by-step explanation:
Answer:
x² - x - 2 = 0
Step-by-step explanation:
Given:
- 4(x - x²) = 8
Find:
Standards form
Computation:
- 4(x - x²) = 8
(x - x²) = -2
x - x² = -2
x² - x - 2 = 0
Answer:
Option B, two variables are measured and two groups are compared
Step-by-step explanation:
In a correlation study relationship between two variable is established.
The two variables represents two group.
For instance correlation study is conducted to determine the relationship between two variables X and Y
X and Y are variable
While X represents the group "number of cars passing through a lane"
Y represents the group "width of the road".
Hence, Option B is correct
Answer:
when plotted on a graph they are set as a straight line
Step-by-step explanation: