Answer:

Step-by-step explanation:

Switching x variable with -2.

Evaluating.


Answer:
Below.
Step-by-step explanation:
= 
The multiplicative inverse is basically the opposite reciprocal.
In this case, it is 16

Answer:
A.
Step-by-step explanation:
The lines k l m and n are all lines of symmetry so the reflections carry the square onto itself.
for 64527 in scientific notation will be:

for 0.325x10^-2 will be:

for 0.0007654 x 10^0 will be:

For 18432 x 10^8 will be: