PDF chapter test TRY NOW

1. Subtract: \(-2(xy)^2(y^3 + 7x^2y + 5)\) from \(5y^2(x^2y^3 - 2x^4y + 10x^2)\).
 
Answer:
 
Difference \(=\)
 
2. Multiply \((4x^2 + 9)\) and \((3x - 2)\).
 
Answer:
 
Product \(=\)