Answer:
The step 4 and 5 describe the errors Stephen made.
Step-by-step explanation:
Given : Stephen evaluated
. His work is shown below.
To find : Which two statements describe the errors Stephen made?
Solution :
Step 1 - 
Step 2 - 
Step 3 - 
Step 4 - 
Error is the step as 4 sign is negative.
So correct step is 
Step 5 - 
Error is the step as there is 4 in place of 3.
So correct step is 
The step 4 and 5 describe the errors Stephen made.
10x +4 </ 25 (the </ is a less than or equal to sign)
Answer:
16
Step-by-step explanation:
If
, just put the number
instead of
.
So:

The square root of 9800=
= 70 * square root of 2