What is the difference between 8.9 * 10^8 and 4.5 x 10^8? A.4.4 x 10^0 B.4.4 x 10^2
C.4.4 x 10^8
D.44 x 10^8

It says factor each expression completely 8y+48

Find the domain and range of the following function f(x) = 51x - 21+ 4

The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap