ANSWER

EXPLANATION
We want to find the constant that must be added to

to form a perfect square.
Comparing the given expression to

we have
a=1 , b=-3 , and c=0.
We need to add

We substitute the values to get,

We change this to mix numbers to get,

The last choice is correct.
Answer:
31
Step-by-step explanation:
56-25=31
Answer:
X=11
Step-by-step explanation:
To find x-intercept/zero substitute h(x)=0
0=x-11 move the variable to the left hand side and change it's sign
-x=-11 change the signs on both sides of the equation
x=11
Answer:
61.716 seconds (62 if round up is needed)
Step-by-step explanation:
36 / 7 = 5.143
5.143 * 12 = 61.716