Question

(3x^2+4-5)x(4x^2-7x+2)​

Answer 1

Step-by-step explanation:

[3x² + 4x - 5) (4x²³-7x+2) = 3x² (4x² - 7x + 2) + 4x (4x²=7x + 2)

5(4x²-7x+2)

= 12x²4 -21x²³ +6x² + 16x²³-28 x ²2² 78x

- 20x² +35x-10 = 12x²-5x²³-22x²-20x²+43x-10

= 12x4-5x3-42x²+43x-10

Answer 2

Answer:

12x⁴-21x³+2x²+7x-2

Step-by-step explanation:

Hope it answers your question!!