Which of the following subsets of R3x3 are subspaces of Rx3? OA. The diagonal 3 x 3 matrices OB. The 3 x 3 matrices whose entries are all greater than or equal to 0 OC. The symmetric 3 x 3 matrices OD The 3 x 3 matrices whose entries are all integers OE. The 3 x 3 matrices with all zeros in the second row OE The 3 x 3 matrices in reduced row-echelon form

Q: please explaine how to get 42?

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Q: Letter C is 59E, not 53E

A: We need to write (59E)twelve in base 10. (It is given that face value of E is 11)

Q: Number 43, please.

A: Given that  2+4+6---------+70  To fidn the sum

Q: Number 9 was not answered. I ask for 5 and 9 not 5 and 6. Thank you.

A: We find linear function using table and then find f(0).

Q: Please

A: Here we find solution by Gauss Jorden Method, Inverse of matrix method and varify it.

Q: Could you answer letter D?

A: Se=0.057847, df=n-2=23

Q: Please find question attached, Thank you!

A: a) Mean  = n×Π            = 60×(0.65)            = 39 Standard deviation = √(n×Π×(1- Π))…

Q: Please answer the top one

A: Given, test statistic =-1.603 n=5 degree of freedom =n-1=5-1=4

Q: Please answer question number 13.

A: First we will solve the integral by Riemann sum We know that ∫abfxdx=limn→∞∑i=1nfxi⋅Δx, where…

Q: True or False and explain why. Just number 4

A: 4) to write the true or false

Q: Bottom answer is wrong, please fix

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Q: There are 49 dogs signed up to compete in the dog show. There are 36 more small dogs than large dogs…

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Q: 2 30 5 2

A: We have to find side and angle

Q: asked for 9 and 10..

A: 9 is solved in previous solution, so I am giving solution for 10 :  Given :  60% from south  * 60%…

Q: Please answer question 7,8

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Q: Find the slope-intercept form of the equation of the line going through the point (1,6) and…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…