annafhobbins
annafhobbins
25-01-2020
Mathematics
contestada
e^2x + 3e^x - 18 = 0
Respuesta :
divinedivena
divinedivena
25-01-2020
Let e^x = a
a^2 + 3a - 18 = 0
(a - 3)(a + 6) = 0
a = 3, -6
e^x = 3, -6 (rejected as -6 <0)
x = ln3
Answer Link
VER TODAS LAS RESPUESTAS ( 62+ )
Otras preguntas
How did the type of rulers in Europe help bring about the Age of Exploration?
What is the difference between the axial skeleton and the appendicular skeleton?
20 POINTS ASAP 16 = 2^x − 2 a)2 b)4 c)6 d)8
How does the current Mexican flag reflect the Aztec mythology
Leta is making strawberry almond salad for a party for every head of lettuce that she uses she adds 5 ounces of almonds and 10 strawberries if she uses 75 ounc
A 44 in piece of wood needs to be cut into 2 pieces. A longer and a shorter piece. The longer piece needs to be 4 in shorter than triple the shorter piece. How
Isabella wants to put a fence around her pumpkin patch. How much fencing does Isabella need? 20 feet 100 feet 24 feet 10 feet rectangular pumpkin patch with le
Please Help image below with question
If one wave of 10 m amplitude meets constructively with another of amplitude 20 m, what is the new amplitude? 20 m 30 m 200 m 10 m
Write an equation in slope-intercept form for the line that passes through the given point (-1,-7) and is perpendicular to the graph of 3x + 12 y = -6.