Multiply
ignoring the square root sign for a moment to get
. Simplify
to get 20. so, your answer is B.
Look at the left side of the polygon. Since they are both real numbers, we can use those to set up a proportion:
16:12=(x-1):6
Now, we can cross multiply and solve:
96=12(x-1)
96=12x-12
108=12x
9=x
The value of x is 9
Hope this helped!
Answer:
33
Step-by-step explanation:
8(2)^2 + 2(2) -3 = 33