Answer:
ROC= -3
Step-by-step explanation:
X f(x)
0 59
3 58
6 57
9 56
12 55
ROC= change in y/change in x
3/-1
The rate of change is -3
Answer:
Step-by-step explanation:
Answer:
x² + 6x - 27 = 0
x² + 9x - 3x - 27 = 0
x ( x + 9 ) - 3 ( x + 9 ) = 0
( x + 9 ) ( x - 3 ) = 0
Thus ,
x = -9 or x = 3
I hope it helps you
#Indian : )
I thought doubling everytime except for the number 19000 because if you do 250 × 2 = 500 so then you do 500×2=1000.