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2^4x+2^4x+1+3×2^4x+2=240

Răspuns :

AlecsRO

2^4x+2^4x+1+3×2^4x+2=240

2^4x (1+2+3*4) = 240

2^4x*15 = 240

2^4x = 16

2^4x = 2^4

4x = 4

x = 1

Ahmed1985


2^4x+2^4x+1 + 3×2^4x+2= 240

2^4x×( 1+2+3×2²)=240

2^4x × 15 = 240

2^4x= 240 ÷15 = 16

(2⁴)^x= 2^4

X= 1

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