Answer:
The answer is C
Step-by-step explanation:
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Answer:
Option B). 10 cm
Step-by-step explanation:
Distance between center and the focus of an ellipse is given by the formula,
c² = a² - b²
where, a = length of the major axis
b = length of the minor axis
and c = distance between focus and center
If c = 6 cm, b = 8 cm,
6² = a² - 8²
a² = 6² + 8²
a² = 36 + 64
a² = 100
a = 10 cm
Therefore, length of the major axis is 10 cm.
Option (B) is the answer.
Answer:
9
Step-by-step explanation:
Answer:
Linear, the linear term is -21x and the constant term is -20. Last option is the answer
Step-by-step explanation:
We are given the following function:

First we have to simplify y, before solving the question:

Applying the distributive property:



No quadratic term, so it is linear.
The linear term is -21x and the constant term is -20.
This one would be just 1, because any number that had 0 as an exponent would result in 1.