Answer:

Step-by-step explanation:

It is answer choice B. Using the distributive property, -12x^3+15x^2-24x-6x^2+30x-42. Then combine like terms.
Answer:
7.41, 7.6, 745
Step-by-step explanation:
Answer:
r= d/2
7/2
3.5
3.5 is the answer
Step-by-step explanation: