23. undefined
25. x=0
y=3
Hope This Helps!
The x-intercepts are indeed -1 and 1.
The increasing intervals are listed as (-1, 0) u (1, infinity) not because -1 and 1 are not included points of the function, but because the function is not differentiable in those points, so you can't tell whether the function is increasing or decreasing there.
15 times 10^8 is the answer
Answer:
40/169
Step-by-step explanation:
Answer: 29/7 or 4 1/7
Step-by-step explanation:
4x+3x-8=14+7
7x-8=14+7
7x-8=21
7x=29
x=29/7 or 4 1/7