Answer:
What is the question
Step-by-step explanation:
Well let's see.
The equation has exactly one solution.
Hope this helps.
Answer:
3)infinitely many solution
Step-by-step explanation:
-3 - 7t = -7t - 3
-7t + 7t = -3 + 3
0 = 0
if there is same number on both side it have infinitely many solution.
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7-3y=22
-7 -7
-3y=15
Divide by -3. y=-5
DI/dx=-850x+45500
d2l/d2x=-850 so when dl/dx=0 it is an absolute maximum for l(x)...
dl/dx=0 only when:
850x=45500
x=53.53
x=54 years of age (rounded)
