-3^2= -(3)^2
The exponent of 2 only applies to the number 3. -(3)^2 should equal -9. This is true because according to the order of operations, exponents should be evaluated before multiplication. The negative sign here represents -1* 3^2.
If you want to find -3 to the power of 2 it must be written (-3)^2.
Answer:
Discrete
Step-by-step explanation:
The points that you would plot are (1,3) (2,11), etc. You would not be able to draw a line because you can't have like 1/2 of a customer.
410.3ft^3. is correct
volume of the sphere with 3ft radius :

volume of the sphere with 5ft radius:

difference

good luck
I don't know use a calculator