A. Determine the decision for each of the following given the computed and critical valu if the z or t: 1. Zcomputed = 1.02 Decision: = 1.64 %3D Zeritical 2. Zcomputed = 2.15 Zcritical = 1.96

Q: Solve by Substitution J-4x 7y -5x + y -18 -3 O No solution O Infinite number of solutions

A: -4x-7y=-18-5x+y=-3

Q: Solve for X. X = (21-×3-1 5 = I.

A: Given that

Q: Solve: I 2x - 3 I- 5 = - 2

A: 2x-3-5=-2

Q: 2. Evaluate, using the laws of logarithms. 2 log, 64 x v64* |+log, 46 43 256

A: according to our guidelines we can answer only three subparts, or first question and rest can be…

Q: )² - x² (4x+y'+ 13x'

A: Given differential equation is y'2 -x2 4x+3 y' +12 x5 =0 This is first order homogeneous…

Q: Solve x2+ x + 1= 0

A: The given equation is,

Q: Solve

A: On solving

Q: r-1 Solve + r

A: Introduction: To make it less hard or difficult; to make it simpler or easier To condense an…

Q: Solve y2 + 25 = 8y

A: To solve the provided equation y2+25=8y for the value y. Now, use the quadratic formula to find the…

Q: Solve 5m - 9> 2m + 3

A:

Q: 7- V8- x = V2x + 25

A:

Q: -x-y=3 y=x-3 tell whether is a solution, one solution or infinitely many solutions.

A: Given equations are

Q: Solve  7x - 5 = 8x + 9

A: The equation is given by 7x-5 = 8x+9 To evaluate: The value of x which satisfy the equation.

Q: 近+5=2

A: The given equation is: 12x3+5=2 To simplify this algebraically, subtract 5 on the sides.…

Q: Differentiate - 3x 1 X+- X,

A:

Q: Solve for x x²-4 -2= 1 9. - 5

A:

Q: Solve -5x - 3 =4x + 3

A:

Q: Solve for x 3x + 1 10 7х — 1 22

A: Since, the largest sides of both the triangles are parallel to each other. So, the ratio of their…

Q: 4y+9=7y-12

A:

Q: Sx(2x – 3)°dx

A: Given query is to find the value of integral.

Q: Solve by elimination  4x + 10y= -30 2x-9y =27

A: Given,         4x+10y=-30         2x-9y=27

Q: olve ,  5x + 6y = 45 x + y = 5

A:

Q: The solution of the equation 3 x 5* + 25 = 100 is x =

A: Simplification

Q: ax-1 = 81 solution set =

A: Given query is to find the value of x.

Q: 3) A national sports governing body wants to determine the percentage of active females, ages 15 and…

A: Margin of error=E=2.5%=0.025Sample proportion p^=0.122

Q: solve (2x-5) - 6 = -5

A: Given, (2x-5) - 6 = -5  So,  2x - 5 -6 = -5 2x -11 = -5 2x = 11-5 2x = 6

Q: Ive 5x + - Im 3 = 2x -

A: We are asked to solve the equation

Q: solve 5x - 3y = 9 for y

A: