Question

multiply (16y^2+z^2-8yz)(4y-z) and simplify the answer when x=1,y=2,z=3​

Answer 1

Answer:

45

Step-by-step explanation:

(16y^2+z^2-8yz)(4y-z)

(16*y*y+z*z-8*y*z)(4*y-z)

(16*2*2+3*3-8*2*3)(4*2-3)

(48+9-48)(8-3)

9*5

45

Answer 2

This is not the correct answer the correct answer is 64y^3 - 48y^2z + 12yz^2 - z^3 this the correct answer