Answer:
A. x equals 5 plus or minus the square root of thirty-three all over 2
Step-by-step explanation:
Let's move all the terms to one side:


Now, we want to use the quadratic formula, which states that for a quadratic equation of the form
, the roots can be found with the equation:
or
.
Here, a = 1, b = -5, and c = -2, so plug these in:
OR

Thus, the answer is A.
Hope this helps!
Answer:
x=-4
Step-by-step explanation:
Answer:
the surface area is 208
Step-by-step explanation:
formula for surface area is A = 2 (w*l + h*l + h*w )
A = 2 ( 4*8 + 6*8 + 6*4 )
A = 2 ( 32 + 48 + 24 )
A = 2 ( 104 )
A = 208
Answer:
1 pencil will be for 1.75 $
Answer:

Step-by-step explanation:
step 1
In the right triangle ABC
Applying the Pythagoras Theorem fin the hypotenuse AC

substitute



step 2
we know that
If two figures are similar, then the ratio of its corresponding sides is equal
so

substitute and solve for CE

step 3
Find the length of segment AE
AE=AC+CE
substitute the values
