Answer:
If you mean 4e^x -1=0
4e^×=1
e^x=1/4 , take ln bothside
xlne =ln(1/4)
x=ln(1/4)
Answer: It is a statistic
Step-by-step explanation: It gives info
Answer:
x=20 cm
Step-by-step explanation:
Let x be the length of equal sides.
Area of triangle=
We have to find the values of x.
We know that
Area of right triangle=
Where b=Base of triangle
h=Height of triangle
Using the formula
Area of right triangle=





Hence, the value of x=20 cm
Answer:
61
Step-by-step explanation:
The total number of rocks equal the rocks in the box plus the rocks taken out of the box
rocks = 23 + 38
Rocks = 61
There were 61 rocks in the box