Test: Exponential and Logarithmic Function - Normal

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Question 1:   Which graph represents a function:   y= 1 7 x +1




Question 2:   How many roots are in the equation:   3 x =x
0
1
3
2
Question 3:   How many roots are in the equation:   5 x = x 2
0
2
1
3
Question 4:   Solve the equation:   4 x =256
x= 4 3
x=5
x=4
x=3
Question 5:   Find the root of the function   y= e (x3) 1   by plotting a graph
x=2
x=3
x=1
x=0
Question 6:   Find the root of a function   y= log 5 2x2   by plotting a graph
x=5
x=0
x=1.5
x=2
Question 7:   Find root of a function   y= 6 (x2.5) 1   by plotting a graph
x=1.5
x=1
x=6
x=2.5
Question 8:   Solve the equation   log 2 4x+5 =1
x= 3 4
x= 3 4
x=1
x=0
Question 9:   Find the root of a function   y= 1 2 (x3) 1   by plotting a graph
x=1
x=0
x=3
x=2
Question 10:   Find the coordinates of a point A on the graph of a function   y= e 2x1 2

A 0;1
A 0;2
A 0; e 1 2
A 0; e 1