Zapisz w postaci iloczynu.
a) ½ * 4(a+b) - ½h(a+b)
b) z(x-y)-(y-x)
* - mnożenie ( razy )
a) ½ * 4(a+b) - ½h(a+b)=(a+b)(1/2*4-1/2h)=(a+b)(2-1/2h)
b) z(x-y)-(y-x)=z(x-y)-[-(x-y)]=(x-y)(z+1)
a)
0,5·4(a+b)-0,5h(a+b)=2(a+b)-0,5h(a+b)=(2-0,5h)(a+b)
b)
z(x-y)-(y-x)=z(x-y)+(x-y)=(z+1)(x-y)
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a) ½ * 4(a+b) - ½h(a+b)=(a+b)(1/2*4-1/2h)=(a+b)(2-1/2h)
b) z(x-y)-(y-x)=z(x-y)-[-(x-y)]=(x-y)(z+1)
a)
0,5·4(a+b)-0,5h(a+b)=2(a+b)-0,5h(a+b)=(2-0,5h)(a+b)
b)
z(x-y)-(y-x)=z(x-y)+(x-y)=(z+1)(x-y)