The graph of a cubic function has its ends in opposite direction.
A cubic function with positive coefficient rises towards right and falls towards left.
A cubic function with negative coefficient rises towards left and falls towards right.
The graph attached below shows the parent cubic function y = x³
Answer:
a) 0.705
b) 0.976
c) 0.01
d) 0.09
Step-by-step explanation:
We have to find the area under the standard normal curve.
a) area under the standard normal curve that lies outside the interval between z= −1.98 and z=0.61.

b) area under the standard normal curve to the left of z=1.98

c) area under the standard normal curve to the right of z= 2.34

d) area under the standard normal curve that lies between z= −0.94 and z= −0.63

Answer:
C
Step-by-step explanation:
The commutative property of addition reorganizes parts of an equation without changing the answer. C includes the same numbers (-21, +7) without changing the answer (-14)