Questions 7, 8, 9 are based on the following: Here is a calculation in a spreadsheet of the 5 numbers in a population of x = {1,2,3,4,5}. deviation deviation² -1 1 5 2 4 4 1 1 II II Total 15 Size avg 3 Variance of X = Std. Deviation of X = 3.

Q: Use the sum-to-product identity to find an expression that is equivelentto cust 15)- cos(5ØL Frovide…

A: Use sum product identity to find the expression.

Q: 25+2=

A: First we calculate 2^5.2^5= 2x2x2x2x2=32

Q: Answer number 4

A:

Q: 3 + 4 = jbygy

A: 3+4=7

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A: The Laplace transform of a function can be obtained by using the Laplace transform table. The…

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A: Evaluation of an integral

Q: 3&4 please

A: (3) Given that, the normal distribution has a population mean is, μ=50 The expected value of the…

Q: Translate

A: Given point C 1 , 0 After applying conditions in point A ,we get  C1 , 0 → -3 , 0  → -3 ,-4 Now ,…