(- 2A) times a - (- 2A) square
(- 2A) times a - (- 2A) square
=-2a²-4a²
=-6a²
RELATED INFORMATIONS
- 1. Given that x, y ∈ R, try to compare the size of X & # 178; + Y & # 178; + 1 and XY + X
- 2. Given x + y = 2, xy = 0, find X & # 178; + Y & # 178; and (X-Y) 178;
- 3. If X & # 178; - ax + 2a-4 is a complete square, find the value of A
- 4. If the binomial trinomial X & # 178; - ax + 2a-3 of X is a complete square, then the value of a is
- 5. Given A-B = 2, then the value of algebraic formula 3 (a-b) 2 + 2b-2a is______ .
- 6. It is known that a = A & # 178; - 2b + π / 2, B = B & # 178; - 2C + π / 2, C = C & # 178; - 2A + π / 2, where a, B and C are real numbers, Verification: at least one of a, B and C is positive
- 7. 4a+4b/5ab × 15a²b/a²-b²
- 8. Factorization factor (2a + b) (b-2a) - B (5b-8a)
- 9. Factorization 3A ^ 3b-12ab ^ 3 + 9A ^ 4B ^ 2-36a ^ 2B ^ 4
- 10. Given a-2a + 4B + 4B + 2 = 0, the value of a + B is
- 11. The second problem is as follows: a (a-b) - B (a + b) =?
- 12. The square of (2a + b) multiplied by the square of (2a-b)
- 13. (- 2A) square by (a-b-ab)=
- 14. What is the square of [(2a + b) - the square of B] / (- 2A) equal to?
- 15. Given a = {a, B, 2} B = {2a, the square of B, 2} and satisfying a = B, find the value of a, B
- 16. Known: a + B = 2A, B = 1. Find the value of a square + b square, (a-b) square
- 17. Given a = {a, B, 2}, B = {2a, b square, 2}, and satisfying a = B, find the value of a and B
- 18. If a = - 2, a + B + C = - 2.8, find the value of the square (- B-C) - 3.2a (c + b) of the algebraic formula a?
- 19. The square of a = 2A · a may be () a.0 B.1 C.2 D.3
- 20. If A-B = 2, a-c = - 1, then the square of (2a-b-c) + the square of (C-B) is ()