22. Ten students in a jazz history class were given a pre-test and a post-test to see how much they learned in the class. Pre-test 8 13 22 25 29 31 35 38 42 52 Post-test 31 37 45 28 50 37 49 25 36 69 Can we say that the post-test scores are significantly higher than the pre-test scores?

Q: Solve for b. 20=b+a (10

A: Given equation 20 = b + a

Q: Please solve the third kne

A: Evaluate the integral  ∫tan6(3x)sec6(3x) dx

Q: Solve -5 + 7,I +6 = 37 for a

A:

Q: Ag Art A Wa TT

A: The weight of male babies less than 2months old in the US is normally distributed with mean…

Q: 2х — 6 < 2 1 —х

A: topic - inequality

Q: 4 9.

A:

Q: 3. 3 2 P + 40 -7P+2 }}

A: Given differential equation  D3+4D2-7D+2=0

Q: Solve for x in -1-4 30 XT. = -10 X = = -2-54 1 -2 XT. 2-4-4 -24

A: Given the matrix equation:[−13​−40​]XT=−10[−22​−5−4​4−4​]+[1−2​−24​]XT Let's denote the left-hand…

Q: solve the equestion y-8/5 +2=2/5-y/3

A: Given:

Q: solve for A =  2 4 0 0     4 2 0 0 0 0 2 4 0 0 4 2

A:

Q: Solve 23x. 77 5x 4.2

A: Here the given problem is,              23x=4×25x We need to find the value of x.

Q: 1. +b– uB = g

A:

Q: solve for z 15=9+3/(4+z)

A:

Q: 10 Solve for x. X = 5x-28 3x

A:

Q: Solve for X. 10 + X=y

A: Given: 10+x=y To find x

Q: 2 1 ū' -1 4

A: Here A = 21-14 Let λ be the eigen value of A, then A - λI = 0 ⇒2-λ1-14-λ =0 i.e. (2-λ)(4-λ) + 1 =…

Q: Solve aloga M =

A: It is given that, alogaM We have to solve it.

Q: Solve for x. 11 2

A: The value of x is, 19 The detailed solution is as follows below:

Q: Solve for x and y, x 3 + y 4 +

A:

Q: Solve h=ab+rh=ab+r for a

A: Given     h= ab + rh We can solve for a by separating it

Q: 17x=1mod2   solve for x

A:

Q: Solve he lineal equation it possible Oy toz 20 3x

A:

Q: Solve for x.

A: Given that : The equation is xx+ 8 + 2x + 3 = 2x + 56x2 + 11x + 24 .

Q: 6 (1– e-nS) s2 + 9

A: Solution :

Q: 37 What is the positive solution to the equation 0

A: To find: The positive solution of the equation 0=13x2-3. Calculation: The solution of the equation…

Q: Solve the second order. Dieg - Ý - ý syes 1 39

A:

Q: Solve for r 4. -3 6.

A:

Q: Solve for VW

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

Q: If 2*+l = 3-* then find the value of x

A:

Q: 1. 2x + 4y + 3: = 15 4x + 5y + 3: == 24 6r + 5y + 5z = 22

A: 1. 2x + 4y + 3z = 15    4x + 5y + 3z = 24    6x + 5y + 5z = 22    243453655 xyz = 152422Augmented…

Q: Solve for x.

A: Topic- 2D Geometry

Q: Solve for A. 5 -2 A 1 -2 A =

A:

Q: -5 -6 = 2X – 5 -4 -5 3 -6 6 3 X =

A: Given: The matrix equation is, 6-59-4-53=2X-521-6-663 The objective is to find the matrix X.

Q: most of them were solved wrong

A: Topic - equation of line

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.