Question

rut gon

a)\(\left(x-4\right)\left(x+4\right)x-\left(x^2+1\right)\left(x^2-1\right)\)

b)\(\left(y-3\right)\left(y+3\right)\left(y^2+9\right)-\left(y^2+2\right)\left(y^2-2\right)\)

c)\(x\left(x+\frac{1}{2}\right)-\left(2x-1\right)\left(x+\frac{3}{4}\right)\)

 

Answer 1

CÂU NÀY RỒI

MÌNH TRẢ LỜI Ở DƯỚI ĐÓ

Answer 2

a)  (x-4)(x+4)x-(x²+1)(x²-1)=(x²-16)x-(x⁴-1)=x³-16x-x⁴+1

b)  (y-3)(y+3)(y²+9)-(y²+2)(y²-2)=(y²-9)(y²+9)-(y⁴-4)=y⁴-81-y⁴+4=-77

c)  x(x+1/2)-(2x-1)(x+3/4)=x²+1/2x-2x²+3/2x-x-3/4=-x²+x-3/4

Answer 3

em moi hoc lop 5

Answer 4

hello what is your name 

how are you ?

what do you spell your name ?

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