1. Write the coefficient of x²
1. 4x²+7x+5
2. 2x³-3x²+5x-2
2. Write the degree.
1. 5x³+2x²-3x-1
2. 4x²+2x+3
3. Find the Value of:
5x-4x²+3 at
1. x=0
2. x=-1
3. x=-2
4. x=3
4. Find the zero of the following polynomials.
1. P(x)=x+5
2. P(x)=x-5
5. Factories:
1. 12x²-7x+1
2. 3x²-x-4
Solve the questions in step by step solution.
Answers
Answered by
3
Answer:
1.4
2.-3
3.3
4.2
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MARK0007:
thats the ans from 1st q
Answered by
23
QuestioN - 1 :-
Write the coefficient of x² :-
- 4x² + 7x + 5
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- 2x³ - 3x² + 5x - 2
⠀⠀
AnsweR :-
⠀⠀
1) 4x² + 7x + 5
⠀⠀
- The coefficient of x² is 4.
⠀⠀
2) 2x³ - 3x² + 5x - 2
⠀⠀
- The coefficient of x² is (-3).
⠀⠀
QuestioN - 2 :-
⠀⠀
Write the Degree :-
⠀⠀
- 5x³ + 2x² -3x -1
⠀⠀
- 4x² + 2x +3
⠀⠀
AnsweR :-
⠀⠀
1) 5x³ + 2x² - 3x -1
⠀⠀
- The degree of this polynomial is 3.
⠀⠀
2) 4x² + 2x + 3
⠀⠀
- The degree of this polynomial is 2.
⠀⠀
QuestioN - 3 :-
⠀⠀
Find the value of 5x - 4x² + 3 at ,
- x = 0
- x = -1
- x = -2
- x = 3
⠀⠀
The value of 5x - 4x² + 3 at x = 0
⠀⠀
⠀⠀
The value of 5x - 4x² + 3 at x = -1
⠀⠀
⠀⠀
The value of 5x - 4x² + 3 at x = -2
⠀⠀
⠀⠀
The value of 5x - 4x² + 3 at x = 3
⠀⠀
⠀⠀
QuestioN - 4 :-
⠀⠀
Find the zeros of the following polynomials :-
⠀⠀
- p(x) = x + 5
- p(x) = x - 5
⠀⠀
AnsweR :-
⠀⠀
1) p(x) = x + 5
⠀⠀
To find the zeros of polynomial equate the polynomial to zero ,
⠀⠀
2) p(x) = x - 5
⠀⠀
QuestioN - 5 :-
⠀⠀
Factories ths following →
⠀⠀
- 12x² - 7x + 1
- 3x² -x - 4
AnsweR :-
⠀⠀
1) 12x² - 7x + 1
⠀⠀
⠀⠀
2) 3x² - x - 4
⠀⠀
_________________________
Hope it will help you :)
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