Given:
The parent function is

To find:
The function after the reflection over the x-axis.
Solution:
We know that, if a function f(x) reflected over x-axis to get the function g(x), then

Putting
, we get


The function after the reflection over the x-axis is
.
Therefore, the correct option is B.
Answer: 7
Step-by-step explanation:

You can either remove brackets and just do a little addition and subtraction.


So the answer is 7.
Or just finish things inside the brackets first.

So the answer is 7.
Answer:
Step-by-step explanation:
surface area=area of sides +area of top and bottom
=2(4+5)×8+2×(4×5)
=2[(9×8)+20]
=2[72+20]
=2×92
=184 m²
Step-by-step explanation:
-74+36.2=-37.8
I hope it will help you