If f(x)=4-x2 and g(x) =6x, which is the value of (g-f)(3) ? (g-f)(3)=

1. C

2. UNKNOWN

3. (x-4)(x-2)

4. 5, -7

5. vertex=(3,4)

   minimum value=4

6. UNKNOWN

7. 5/3

8. D

9. C

Step-by-step explanation:

idk may be right

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.