25X & # 178; - 16y & # 178; factoring, urgent, how to ask, forget~

RELATED INFORMATIONS

• 1. x+1.5=1.
• 2. Solve the equation 25X & # 178; + 90x-144 = 0
• 3. Given that the square of (a + b) is 16 and the square of (a-b) is 4, find the sum of the squares of a and B
• 4. Given that the square of (a + b) is 17 and the square of (a-b) is 8, find the sum of the squares of a + B and ab
• 5. Given a + B = 5, ab = 1.5, find the square of a + B (a-b)
• 6. Given a + B = 2, ab = 1, find the quadratic power of (1) a + B; (2) the quadratic power of (a-b)
• 7. As shown in the figure, in the triangle ABC, C = 2 b. prove: the square of ab - the square of AC = AC times BC The graph is an obtuse triangle
• 8. We know that the positive number a B C satisfies the power a of 2 is equal to the power B of 3 is equal to the power C of 6
• 9. Finding ab-cb = AC with power 2A = 3, power B = 6, power C (a, B, C are all natural numbers)
• 10. It is known that ABC is a natural number, the power a of 2 is equal to 3, the power B is equal to 6, and the power C is equal to 6
• 11. X-0.25x = 3
• 12. （25x）²+120²=（65x）²
• 13. Decomposition factor 1.3x & # 178; y-6xy = 2.5x & # 178; Y & # 179; - 25X & # 179; Y & # 178= 1.3x²y-6xy= 2.5x²y³-25x³y²=
• 14. (1) ± √ 169 (2) √ 0.25 (3) - √ 121 / 225 (4) x & # 178; = 1.44 (1) ± √ 169 (2) √ 0.25 (3) - √ 225 / 121 (4) x & # 178; = 1.44 (5) 9x & # 178; = 49 (6) 2 (X-2) &# 178; - 72 = 0 (7) √ X-2 (8) √ (x-1) &# 178; (9) √ - X & # 178; (10) √ x + 1 / 3 After answer, will give certain integral
• 15. (X-2) & 178; - 169 / 4 = 0
• 16. Solve inequality 1, X & # 178; + 2 > 3x 2, 7-x / x-3 > 13, X & # 178; - 26x + 169 > 0
• 17. Given X & # 178; - 3x + 1 = 0, find the value of 2x & # 178; / X Λ 4-3x & # 178; + 1
• 18. Simplification: (1 − 1a − 1) △ A2 − 4A + 4a2 − a
• 19. -3(3a^2-4)-(a^2-3a+5)+(4a-a^2),a=-3 Simplify evaluation
• 20. Given that the absolute value of a = 5, the absolute value of B = 4, and the absolute value of a + B = a + B, find the value of a-b