A quadratic trinomial with only the letter X, its coefficient of quadratic term is 1, coefficient of primary term is - 2, constant term is 1... Urgent, see the quick return! A quadratic trinomial with only the letter X has a quadratic coefficient of 1, a quadratic coefficient of - 2 and a constant term of 1?

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• 1. If there is a quadratic trinomial about the letter A, the coefficient of the quadratic term is - 2 / 3 and the constant term is - 5, then the quadratic trinomial is
• 2. A cubic quaternion with only the letter X, the coefficient of the highest order is - 1, the coefficient of the second order and the first order is 1 / 2, - 3 respectively, the constant is 0, write multiple items I will give you wealth
• 3. For a binomial trinomial expression containing only the letter A, the coefficients of its quadratic and primary terms are - 1. If the constant term is 2, what is the binomial trinomial expression?
• 4. Write out a quadratic trinomial about X, the coefficient of the quadratic term is 2, the constant term is 3, and when x = 1, the value of the polynomial is 6
• 5. The constant term in the equation - one third x + 1 = 8 is_____ The coefficient of - three X terms is_____
• 6. What are the coefficients and times of the constant term
• 7. What is the degree of the coefficient of the constant term?
• 8. A-5a & sup2; B & sup2; + 3AB + 1 is_________ Times________ The highest number of times is___________ The coefficient of the highest order term is__________ The constant term is___________ ．
• 9. Let me ask first, what is the coefficient, what is the number of terms, the number of times, the constant term, how many times, how many terms,
• 10. What are the times, coefficients, number of terms, constant terms
• 11. Please write out a quadratic trinomial about X so that the coefficient of the quadratic term is negative 1, the coefficient of the primary term is 2, and the constant term is negative 5 Course guide 4
• 12. On the quadratic trinomial of X, if the coefficient of the quadratic term is - 1, the coefficient of the primary term is 2, and the constant term is - 3, then the quadratic trinomial is -______ ．
• 13. If the coefficient of the quadratic trinomial of X is 3, the coefficient of the first term is - 2, and the constant term is - 1, then the quadratic trinomial is?
• 14. Please write out a quadratic trinomial about X so that the coefficient of the quadratic term is 1, the coefficient of the primary term is - 3, and the constant term is 2. What is the quadratic trinomial
• 15. Write a quadratic trinomial about X, such that the coefficient of the quadratic term is 2, the constant term is - 3, and when x = - 1, the value of the polynomial is 5
• 16. On the quadratic trinomial of X, the coefficients and constants of the quadratic trinomial are all 1, and the coefficients of the first term are the opposite of 4 / 3. Write out the quadratic trinomial
• 17. It is known that x is a positive integer and satisfies the X + 1 power of 3 x + 1 power of 2 x power of - 2 x + 1 power of 3 x power of 3
• 18. Given the X + 1 power of (| x | - 4), find the value of integer X The communication between Xiao Hong and Xiao Ming is as follows Xiao Hong: because the 0 power of a = 1 (a ≠ 0), so x + 1 = 0 and the absolute value of X - 4 ≠ 0, so x = - 1 Xiao Ming: because the power of 1 is n, the absolute value of X is 1, so x = ± 5 Do you think Xiao Hong and Xiao Ming's answers are complete? If not, ask for all other integers X In the first sentence, the X + 1 power of (| x | - 4) = 1
• 19. Given the | x | - 1 power of (x-1) = 1, find the value of integer X
• 20. When x = - 1, x + the second power of X + the third power of X + +The power of X=