An exponential graph because it has an exponent in it (x^2
Answer:
C
Step-by-step explanation:
there are 7 more girls
Answer:
- Domain:

- Range:
![(-\infty, -1]](https://tex.z-dn.net/?f=%28-%5Cinfty%2C%20-1%5D)
Step-by-step explanation:
The domain is the set of x-values and the range is the set of y-values.
This is an aritmetic series;
a=-10
d=-7--10
d=3
n= 7
Sum=

(2a+(n-1)d)
Sum=

sum=3.5(-20+18)
sum=3.5(-2)
sum=-7