It denotes the mean or the measure of central location of a probability distribution. O a P(x) O b.p O c.0 O d.I It describes the amount of spread, dispersion or variability of the item in a distribution. a. mean O b. variance Oc. standard deviation O d.expected value It is a statistic that measures the dispersion of a database relative to its mean and is calculated as the square root of the variance. ο α ναriance O b. expected value c. mean O d. standard deviation

Q: 1+1(9)-20

A: The given expression is 1+1(9)-20 When we multiply any number by 1 the result is 1. So when we…

Q: 4w-15=9w-5(w+3)

A: We have to find the value of w according to the given information

Q: Find the Rank of B 2. 2 B= 24 2

A: According to question,Given matrix,B = 212243212

Q: 2+2-w

A: To simplify  2+ 2- w

Q: 8 B

A: Given,            The figure of the two triangles are shown below :             To find : The value…

Q: 4 2 1 (1) 2x -3 9

A:

Q: 4x3+6x2-1=0

A:

Q: 2x2 - 3x- 15 = 5

A: Here we have a polynomial to solve for values of x.

Q: w3-9w2-7w+63

A: Given function is

Q: 7 4 2x - 5 x+5

A:

Q: 3 - 7w + 5 - 6w

A: The given expression is 3-7w+5-6w.

Q: 4X2 - 25

A: We have to use a^2-b^2=(a+b)(a-b) formula to factor it.

Q: 2(3+3+9-8)-6

A: Given data:- 2(3+3+9-8)-6

Q: 7 3 3 4xy. 2x2 Show Your Work

A:

Q: 5n + 10 + 4 = 4n + 6

A: Since the given 5n + 10 + 4 = 4n + 6. we have to find the value of n.

Q: squareroot z+8=3

A:

Q: K K 10 7xー 12. 12- M 3x +6

A: that is 7x-10=3x+6 4x=16

Q: Graph the equation. %3= 4 2 -4 -2 4 -4 -2 -4 -2 2 4

A: We have to graph the equation  x=54

Q: 2k-4k2

A: Given that

Q: 6x + 7 – 8x + 12 = 15

A:

Q: 9x4 y4  x  x2  y2

A: Given:  9x4y4 × x2y2

Q: where din you get 2y

A:

Q: 4x2 5x2

A:

Q: 3x4 − 33x2 + 84

A: We have to solve        3x4 - 33x2+84

Q: 3x + 4 8 + x+12 8 x+8 6

A: To find the value of x.

Q: 5x+4 x´-64 3 X-8

A:

Q: 4b + 12 + 8b-5+ 4g + 2

A: Simplyfing we have

Q: Which of the following is the graph of the placewise function f(x) for x≤0 for x>0

A: Sol:- Some information about above function :- Domain of  -e-x:x≤ 0, x2+x-6x2+2x-3:x>0 :…

Q: A = 4    -6                     b= 1      5         3      2                        -4     8…

A: Given: A=4-632 we know that multiplication of A matrixA=abcd and scalerp is given by…

Q: 5b +3 4b +3

A:

Q: 5x+16 3x+4

A:

Q: 3x- 13x +4= 0

A:

Q: 3f+4g=19 3f+g= 7

A: Given set of equations are 3f+4g=19   ....... (1) 3f+g=7  ....... (2)

Q: y +y - 2y = 0

A: Here we have to solve , the given differential equation  y"+y'-2y=0 ...........(1)

Q: 2g+4f+2g+f+f+g

A: Solve the following

Q: 11x + 6 7x + 12

A: To find the valu of  x  we using   the resultThe sum of each pair of Consecutive Interior Angles. is…