Which of the following statements is an example of the inverse property of addition? OA. (6 + 0)a = 6a OB. 8k + (-8)k = Ok OC. 2+ 2w = 2(1 + w) OD. [(-1) + 2)]x = [2 + (-1)]x

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Q: Find the number of roots for the equation. 5x4 + 12x³ – x² + 3x + 5 = 0

A: As we know that the number of roots is equal to the highest power of the polynomial.

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A: *used power rule

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A: Step 1: Step 2: Step 3: Step 4:

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A: To find an equation of the line passing through the two points 7, -3, 1 and -2, 1, 4 in, (a) vector…

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A: The given integral is cos4x.

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A: Recall the following fact.

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Q: most of them were solved wrong

A: Topic - equation of line

Types of Bias

Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative parameter being estimated. According to the actual definition of bias, it refers to the tendency of a statistic to overestimate or underestimate a parameter.