Question

pomnóż:

a) (5z+√7)(2z+√7)=

b) (√5+6)(6+√5)*(x+2)=

c) (1+3√3)(2-√3)*(2y²-y)=

d) (2x-√8)(√2-1)(√8+2x)=

e) (x-x)(3x+x²)(x+1)=

f) (0,75t³+6x²)(4t²-8x³)(t+x)=

Answer 1

a)

b)

c)

 

d)

e)

f)