(2x+1)(x+1)
Now multiply 2x to both x and +1
2x^2+2x
Do the same with 1 multiply it to x and +1
2x^2+2x +x+1
Simplify
2x^2+3x+1
Because it will be half2 standard deviation which will include 500-700.
2std will include from 300-700.
so it will be half of 95%.
It has one solution that is the answer
Answer:
y = -1/2x + (-1)
Step-by-step explanation:
Answer:
68
Step-by-step explanation:
76
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