Alright, lets get started.

We could write this square root as 

Using the property of 

is common in each term, so

Using property of 

Using property of 


log 10 value is 1 , hence
: Answer
Hope it will help :)
40% of the number 50 is 20
Answer:
The value of x is 
Step-by-step explanation:
we know that
An equilateral triangle has three equal sides and three equal internal angles (each internal angle measure 60 degrees)
In this problem
see the attached figure to better understand the problem
In the right triangle ABD

Solve for AB

we have


substitute

Answer:
Any value of
r
makes the equation true.
All real numbers
Interval Notation:
(-Any value of
r
makes the equation true.
All real numbers
Interval Notation:
(
∞
,∞
)
Step-by-step explanation:
Answer: the first question is x < -2
the second one is x < 2
the third one is x > -2
the last one is x > 2
Step-by-step explanation: