Question

13.(0.4 x -0.5 y)2 is equal to
a) 1.6 x2 – 2.5 y
c) 0.16 x2 -0.25 y
b) 0.16 x2 -0.4 xy +0.25 y
d) 1.6 x? -0.4 xy - 2.5 y

Answer 1

Answer:

b) 0.16x² - 0.4xy + 0.25y²

Answer 2

Answer:

B) 0.16x²- 0.4xy + 0.25y²