Sunday, May 31, 2015

Առաջադրանք

Տրված են fx= 2x2 – 6x + 7 ֆունկցիան: Հաշվել f(-7), f(2), f(0), f(5) f(8):

F(-7)= 2(-7)2 – 6* (-7) + 7 = 98 + 42 + 7 = 147
F(2)= 2*22- 6*2+ 7= 8-12+7=3
F(0) = 0-0+7 = 7
F(5) = 2*52-6*5+ 7 = 2*25-30 +7= 50 - 30+7= 27
F(8) = 2*82 – 6* 8 + 7= 128- 48+7 = 87

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