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Q: 4. ABCD is a rectangle and AC = 7.5. Find DE. * C E A Your answer 15. Classify the quadrilateral…

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Q: flx)=5cos(0)-5 30

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Q: 82 14 cm 11 cm (a)

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Q: What's  X?

A: Property: Angles on the circumference of circle by the same arc are always equal.

Q: Need this as an image please. Text is hard to understand.

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Q: is pi being divided by 4

A: Let's solve.

Q: 5x-20 50

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Q: I also need the p value

A: (a) Now since the same student appears for the SAT twice, the scores are matched pairs. Hence the…

Q: for the direction, I put down tan-1(40/20) and tan-1(-4/2) on my calculator and the answer i got for…

A: The direction of the vector is  where

Q: 22 V2 V3

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Q: sec(-60°) 2 -2 √3/2

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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.