L'énoncé
Simplifier les expressions suivantes :
Tu as obtenu le score de
Question 1
\(A = e^{2x} \times e^{4x}\)
\(A = e^{8x^2}\)
\(A = e^{6x}\)
\(A = e^{2x^{4x}}\)
Pour tous réels \(a\) et \(/)b, \(e^a \times e^b=e^{a+b}\)
Question 2
\(B=e^{-2x} \times e^{-2x} \times e^{-5x}\)
\(B= e^{-9x}\)
\(B= e^{-20x^3}\)
\(B= 20e^{-x^3}\)
Question 3
\(C= \dfrac{e^{6x}}{e^{4x}}\)
\(C =e^{10x}\)
\(C =e^{2x}\)
\(C =e^{\frac{3}{2}x}\)
Pour tous réels \(a\) et \(b\), \(\dfrac{e^{a}}{e^{a}}=e^{a-b}\)
Question 4
\(D= \dfrac{e^{-3x^2}}{e^{-7x^2}}\)
\(D =e^{-10x^2}\)
\(D =e^{4x^2}\)
\(D =e^{\frac{3}{7}}\)