2/11(х+у) при х=-13, у=2,
-0.8ху при х=-10,у=-0.5
-3/4Х(х-у) при х=5,у=13.
(-4/5)Х(-3/8)Х(5/12)
(-9/10)Х5/6Х(-2/3)
-63Х(7-11)
9.9Х(3-5)
-2.2Х(8-3)
(26-11)Х(-0.4)
(32-40)Х3.5
(0.99-1)Х26
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2/11(х+у) при х=-13, у=2,
-0.8ху при х=-10,у=-0.5
-3/4Х(х-у) при х=5,у=13.
(-4/5)Х(-3/8)Х(5/12)
(-9/10)Х5/6Х(-2/3)
-63Х(7-11)
9.9Х(3-5)
-2.2Х(8-3)
(26-11)Х(-0.4)
(32-40)Х3.5
(0.99-1)Х26
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Answers & Comments
2/11(х+у)=2/11(-13+2)=2/11*(-11)=-2
-0,8ху=-0,8*(-10)*(-0,5)=8*(-0,5)=-4
-3/4*(х-у)=-3/4*(5-13)=-3/4*(-8)=6
(-4/5)*(-3/8)*(5/12)=3/10*5/12=1/12
(-9/10)*5/6*(-2/3)=(-3/4)*(-2/3)=1/2
-63*(7-11)=-63*(-4)=252
9,9*(3-5)=9,9*(-2)=-19,8
-2,2*(8-3)=-2,2*5=-11
(26-11)*(-0,4)=15*(-0,4)=-6
(32-40)*3,5=-8*3,5=-28
(0,99-1)*26=-0,01*26=-0,26