2 proportion z-test 3. In a study done in Michigan, it was determined 38 (out of 62) poor children who attended pre-school needed social services later in life compared to 49 (out of 61) poor children who did not attend preschool. Does this study provide significant evidence that preschool reduces the need for social services later in life?

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A: Our Aim is to find two integers that make the equation y2=225-(i) true.

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A: It is given that,        x23+2x13-3=0we have to find the value of x.

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A: Find a number for which of 13 less than the number is the same as 13 more than the number.

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A: A B A¯ 0 0 1 0 1 1 1 0 0 1 1 0

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A: Please see the answer below.

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A: Given query is to find the value of x.

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Q: Find -sqaure root of 36.

A: sqaure root of 36.

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Matrices

‘Matrices’ is the plural form of the word matrix, and it is basically a spreadsheet in the form of a box. In mathematics, various functions can be carried out with matrices. Generally, a matrix comes in the shape of a square or rectangle. The elements are distributed horizontally in the form of rows, and vertically in the form of columns.