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Byju's Answer
Standard VIII
Mathematics
Factors of Algebraic Expressions and Factorisation
What is the d...
Question
What is the degree of the polynomial
P
(
x
)
=
−
5
x
9
−
x
12
+
3
+
7
x
2
+
10
x
?
A
9
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B
0
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C
10
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D
12
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Solution
The correct option is
D
12
P
(
x
)
=
−
5
x
9
−
x
12
+
3
+
7
x
2
+
10
x
The term with the highest power is
x
12
.
Therefore the degree of the given polynomial is 12.
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What is the degree of the polynomial
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=
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−
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Q.
The equation of the ellipse with focus (-1,1), directrix x-y+3=0 and eccentricity 1/2 is
Q.
The equation of an ellipse with focus at
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Q.
The equation of the ellipse with focus (−1, 1), directrix x − y + 3 = 0 and eccentricity 1/2 is
(a) 7x
2
+ 2xy + 7y
2
+ 10x + 10y + 7 = 0
(b) 7x
2
+ 2xy + 7y
2
+ 10x − 10y + 7 = 0
(c) 7x
2
+ 2xy + 7y
2
+ 10x − 10y − 7 = 0
(d) none of these