Answer:
36
Step-by-step explanation:
plug in a=3 for a
I belive you meant 99- 7 * a^2
so 99- 7 * (3)^2 = 36
Answer:
14.77
Step-by-step explanation:
Are you not able to use a calc? I can sketch out the long division if you need it!
The answer is 78
Please see the attached picture for full solution
Hope it helps
Good luck on your assignment