Complex Algebra. Please Help
1. x4 – 3x2 + 2y – 1 is a polynomial of degree
A) 3
...
Mathematics, 04.12.2020 02:40 letsgetcookingblog
Complex Algebra. Please Help
1. x4 – 3x2 + 2y – 1 is a polynomial of degree
A) 3
B) 2
C) 4
D) 5
2. For a given function ƒ(x), the translation ƒ(x – 2) + 3 means the function will shift
A) right 3 and upward 2.
B) left 3 and downward 2.
C) left 2 and downward –3.
D) right 2 and upward 3.
3. Which of the following describes the end behavior of the function ƒ(x) = x4 + 3x3 – 2x + 7?
A) As x → –∞, y → –∞ and as x → +∞, y → +∞
B) As x → –∞, y → –∞ and as x → +∞, y → –∞
C) As x → –∞, y → +∞ and as x → +∞, y → –∞
D) As x → –∞, y → +∞ and as x → +∞, y → +∞
4. Use Pascal's triangle to expand (x + 3)4.
A) x4 – 20x3 + 90x2 – 135x + 81
B) x4 – 12x3 + 54x2 – 108x + 81
C) x4 + 12x3 + 54x2 + 108x + 81
D) x4 + 20x3 + 90x2 + 135x + 81
5. Use Pascal's triangle to find the coefficient of the third term in the expansion of (a + b)2.
A) 2
B) 4
C) 1
D) 3
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