1) Which of the following is the square of 4x – 3?
A. 16x² – 12x + 9
B. 16x² – 9
C. 16x² – 24x + 9
D. 16x² + 9

2) What is the product of ( 9x – 8y) (9x + 8y)?
A. 81x² – 144xy + 64y²
C. 81x² – 72xy - 64y²
B. 81x² – 64y²
D. 81x² + 64y²

3) Find the product of ( 4a – 5b) ( 16a² + 20ab+ 25b² ).
A. 20a³ – 125b³
C. 20a³ + 125b³
B. 64a³ + 60a²b – 100ab² + 125b³
D. 64a³ - 125b³

4) What is the cube of ( 2x + 3y)?
A. 8x³ + 27y³
C. 8x³ + 36x4y² + 54x²y4 + 27y³
B. 8x³ – 27y³
D. 8x³ + 36x²y + 54xy² + 27y³

5) What is the square of 3y + 4?
A. 9y² + 24y + 16
B. – 9y² – 24y + 16
C. 9y² + 24y – 16
D. 9y² – 24y – 16

Please help me po, thank you in advance po^ω^​