Ano ang karaniwang anyo ng y = (x + 4) (2x-2) - (5x-2) ^ 2?

Ano ang karaniwang anyo ng y = (x + 4) (2x-2) - (5x-2) ^ 2?
Anonim

Sagot:

# y = -23x ^ 2 + 26x-12 #

Paliwanag:

# y = (x + 4) (2x-2) - (5x-2) ^ 2 #

# y = x (2x-2) +4 (2x-2) - (5x-2) (5x-2) #

# y = 2x ^ 2-2x + 8x-8- 5x (5x-2) -2 (5x-2) #

# y = 2x ^ 2-2x + 8x-8- 25x ^ 2-20x + 4 #

# y = 2x ^ 2-2x + 8x-8-25x ^ 2 + 20x-4 #

# y = -23x ^ 2 + 26x-12 #

Sana nakakatulong ito!