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KopolbEnufaHtuy
@KopolbEnufaHtuy
July 2022
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Разложите на множители.
a²+a-6
n²-4n-60
x²-23x+60
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Sp1keazyYT
Verified answer
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KopolbEnufaHtuy
Что значит = // =?
Fidawka555
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1) D=1-4*1*(-6)=1+24=25=5^2
a1=(-1+5)/2=2 a2=(-1-5)/2=-3
(a-2)(a+3)
2)D=16-4*1*(-60)=16+240=256=16^
n1=(4+16)/2=10 n2=(4-16)/2=-6
(n-10)(n+6)
3)529-4*1*60=529-240=289=17^2
x1=(23+17)/2=20 x2=(23-17)/2=3
(x-3)(x-20)
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Answers & Comments
Verified answer
Verified answer
1) D=1-4*1*(-6)=1+24=25=5^2a1=(-1+5)/2=2 a2=(-1-5)/2=-3
(a-2)(a+3)
2)D=16-4*1*(-60)=16+240=256=16^
n1=(4+16)/2=10 n2=(4-16)/2=-6
(n-10)(n+6)
3)529-4*1*60=529-240=289=17^2
x1=(23+17)/2=20 x2=(23-17)/2=3
(x-3)(x-20)