Understand pemdas
parenthasees
exponenets
multiiplication or dividsion
additon or subtraction
(4x)^2=4x times 4x
4x^2=4 times x times x=4(x^2)
(4x)^2=16x^2
4x^2=4(x^2)
values are not equal
(just for fun: 4x^2=(2x)^2)
A ) A function representing the amount of the dose that remains:

B ) Graph is in the attachment.
C ) f ( 10 ) = 10 * ( 0.95 ) ^10 = 10 * 0.5987 = 5.987 ≈ 6
Answer:
D ) f ( x ) = 10 ( 0.95 ) x; about 6 units.
Answer:
2
Step-by-step explanation:
228/12 = 19. To check, turn it into multiplication, by doing 19 * 12, which equals 228.
Hope this helps! ☺♥