How to calculate the degree of polynomial
The degree of a polynomial is the highest sum of the number of monomial letters, which is the degree of the polynomial,
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- 1. Operation of polynomials (Mathematics) 1. It is shown that for any positive integer n, the value of formula n (n + 5) - (n-3) (n + 2) can be divisible by 6 2. If the product of (X & # 178; + PX + 8) (X & # 178; - 3x + Q) does not contain X & # 178; and X & # 179; terms, find the value of P, Q 3. If 3x & # 179; - x = 1, find the value of 9x Λ 4 + 12x & # 179; - 3x & # 178; - 7x 4. It is known that: X-Y = 4, X & # 178; + Y & # 178; = 26, please find the values of: X Λ 4 + y Λ 4, X Λ 8 + y Λ 8, X Λ 4-y Λ 4 respectively
- 2. Can the numerator and denominator in the result of fractional operation be in the form of product or polynomial? Is there any unified regulation?
- 3. Write three fractions so that their simplest common denominator is x (x + y) (X-Y). All denominators are polynomials, and one of them cannot contain a factor (x + y)
- 4. Is the numerator and denominator of the simplest fraction required to be in the form of multiplication of various factors, or in the form of polynomials, or both Is the numerator and denominator of the simplest fraction in the form of multiplication of factors or polynomial? Or is it all ok
- 5. How to deal with the operation of fractions if the numerator denominator is a polynomial? What are the advantages?
- 6. When multiplying two fractions, if the numerator or denominator is a polynomial, what should be done first
- 7. The position of rational number a, B and C on the number axis is shown in the figure, which is simplified as follows: a + B + A + B + B-C - A + 1 As shown in the figure: —————1——a——0———1—b——c—————————————
- 8. The position of known rational numbers on the number axis is shown in the figure, which is simplified as follows: | a + B | - | A-B | - | - B |
- 9. a. B and C are rational numbers, and the positions on the number axis are shown in the figure below, then the result of | a | + | B | + | a + B | + | B-C | reduction is () -----------1---a---0-------1---b---c----▷
- 10. (2x-3y)²(2x+3y)²(4x²+9y²)² Simplification
- 11. The calculation of mathematics polynomials in Grade Seven (1 + 1 / 2) × (1 + 1 / 2 & # 710; 2) × (1 + 1 / 2 & # 710; 4) × (1 + 1 / 2 & # 710; 8) + 1 / 2 & # 710; 15_ Thank you
- 12. How to calculate the degree of polynomials in the integral of junior high school mathematics volume 2
- 13. The pseudo fraction M & # 178; + 1 / M-1 is reduced to the sum of integral and true fraction
- 14. How to convert a false fraction into the sum of an integer and a true fraction? For example, how to change the false fraction 4x + 3 / 2x + 1 into the sum of an integer and a true fraction?
- 15. Which fraction is a monomial
- 16. Judge whether it is a fraction, see before or after the score
- 17. If a fraction is reduced to an integral, then it is not a fraction
- 18. The following fraction is the simplest A 2x/x^2+1 B4/2x Cx-1/x^2-1 D1-x/x-1
- 19. Judge which is an integral and which is a fraction 1 / x, X / 3, 3 / m, 3 / x, which is an integral and which is a fraction?
- 20. Reduce the fraction to the simplest fraction The fraction 2M2 + M-3 / 4m2-9 is reduced to the simplest fraction