Pa Help Po Pls Yung Tamang Answer, I Zoom Nyo Nalang Po Thank Youu

Pa help po pls yung tamang answer

i zoom nyo nalang po thank youu

 

Answer:

1. (5x-2)+(x²-9)+(x²-7x-12)

2. 2(4x)+2(x) = 8x+2x = 10x

3. 4(5x-2) = 20x-8

4. (xy-1)² = ((3)(7)-1)² = (21-1)² = 400

5. (xy-1)(xy-1)(x+3) = (x²y²-(2x2y)+1)(x+3) = (x³y²-(2x²2xy)+x)+(3x²y²)-(6x6y)+3) = x³y²+3x²y²-(2x²+2xy)-(6x6y)+x+3

6. (4x)(x)/2 = 4x²/2 = 2x²

Step-by-step explanation:

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