Which numbers are written in scientific notation? Check all that apply. –10.8 × 104
2.7 × 10–3
6.1 × 105
9.582 × 106
21.5 × 10–11

Step-by-step explanation:

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step-by-step explanation:

try remembering the steps

3< x< 5

step-by-step explanation:

|x - 4| < 1

there are two solutions, one positive and one negative.   remember to flip the inequality when taking the negative solution

x-4 < 1       x-4 > -1

add 4 to each side

x-4+4 < 1+4       x-4+4 > -1+4

x< 5                 x> 3

3< x< 5