Resolva, em R, as equações seguintes:?
a)(2^x+2)-3.(2^x-1)=20
b)(5^x+3)-(5^x+2)-11.(5^x)=89
c)(4^x+1)+(4^x+2)-(4^x-1)-(4^x-2)=315
d)2^x+(2^x+1)-(2^x+2)-(2^x+3)=15/2
More Questions From This User See All
a)(2^x+2)-3.(2^x-1)=20
b)(5^x+3)-(5^x+2)-11.(5^x)=89
c)(4^x+1)+(4^x+2)-(4^x-1)-(4^x-2)=315
d)2^x+(2^x+1)-(2^x+2)-(2^x+3)=15/2
Copyright © 2024 QUIZLS.COM - All rights reserved.
Answers & Comments
Verified answer
a)2^(x+2)-3.2^(x-1)=20
2².2^x-3.2^x/2=20
2.4.2^x-3.2^x=2.20
8.2^x-3.2^x=40
5.2^x=40
2^x=40/5
2^x=8
2^x=2³
x=3