6s2 + 40s - 60
= 2(3s2 + 20s - 30)
(s + 6)(6s - 7)
7z + 6s + s = 7z + 7s This can then be factorised using 7 as the factor: 7z + 7s = 7(z + s)
No because its discriminant is less than zero
-6s+10 = -5s 5s-6s = -10 -s = -10 s = 10
13s - 2
Plus 3T
iPhone 6s plus
The first iPhone was bulit on January 9, 2007.
An IPhone 7
s + 3 = 6s -s -s ------------- 3 = 5s /5 /5 s=3/5 or s=.6
It's your phone - only you know that information !
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