Solve your equation step-by-step.
x2+4x+4=0
Factor left side of equation.
(x+2)(x+2)=0
Set factors equal to 0.
x+2=0
or
x+2=0
x=−2
I think the correct answer is C. because each if forming a right triangle when you trace it.
If i'm correct brainliest please
Answer:
54.56
Step-by-step explanation:
Given:
Mean, u = 48
Standard deviation, 
= 4
Test score = 5%
Required:
Find the raw score, X.
Having a test score of 5% means the Zscore has to correspond to 95%, ie, 1 - 0.05 = 0.95.
Thus, 
To get X, use the formula:
= 48 + (4 * 1.64)
= 48 + 6.56
= 54.56
The anxiety test score that would put someone in the top 5% is 54.56
Answer: A)42 im pretty sure
Answer:
$3
Step-by-step explanation:
Martin get's $8 EVERY WEEK
So, in 5 weeks, he will get:
8 * 5 = $40
He saves up all the 5 weeks, so he has all the money.
After 5 weeks, he has:
$40
Now, he decides to buy a helmet for $37. So the amount remaining is:
40 - 37 = $3
So, Martin has $3 currently
