- sin sin -y = sin (x+y) Prove that cos Xcos 4 -y 4 -x sin 4 X - 4

Q: Solve for x and y.

A: We use multiplication operation on matrix and use equality of mattix

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A: Given that Sample size (n)=10000 Number of heads =5067  We have to find the 90% confidence interval…

Q: 2х — 6 < 2 1 —х

A: topic - inequality

Q: 4 9.

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Q: Solve. 3m-3= - 19+m

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Q: Horizontally simple

A: Horizontally simple region: Consider any region R (In figure).

Q: d. Compute the standardized residuals. Enter negative values as negative numbers. standardized…

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Q: Number 3

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Q: Solve them

A: (a)

Q: Solve for VW

A: Use the Pythagoras theorem as there is a right-angled triangle present in the circle, use the…

Q: Solve for x 9 15 21

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Q: Evaluate B²-A if possible.

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Q: 6. Sr+ 6y + 7:= 62 7z+ 8y +11z = 84 -2r- 3y -z= -29 3y-=-29

A: Solution :                  1The given system of equation is5x + 6y + 7z = 627x + 8y + 11z = 84-2x -…

Q: Solve 3 5 |1 1| + 2 1 +|-8| 4 12 1 ol

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Q: excellent answer

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Q: solve all

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.