Answer:
4x+5y=15
Step-by-step explanation:
Btw brainliest me plss
Answer:
Step-by-step explanation:
12. (x-√3)(x+1) = x² + (1-√3)x - √3
13. (x+2)(x²+4) = x³ + 2x² + 4x + 8
14. (3x³ + 6x² - 5x + 12) ÷ (x-3)
= [(x - 3)(3x² + 15x + 40) + 132 ] ÷ (x-3)
Quotient = 3x² + 15x + 40
Remainder = 132
