Answer:

Step-by-step explanation:
Given:
Number of bushes planted = 5
Minimum number of bushes to be planted = 12
Let the number of bushes planted after planting 5 bushes be
.
Since, Tamara has already planted 5 bushes, total number of bushes planted is given as:

Now, as per question, total number of bushes should be 12 or greater than 12.
Therefore,
.
So you just plug in the X value of the number that d represents for example if I plug in 2 for d
7(2)^2+10=38
Answer:
I think it's C a triangular pyramid.