QuickHelper

(10)

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About QuickHelper

Levels Tought:
Elementary,High School,College,University,PHD

Expertise:
Accounting,Applied Sciences See all
Accounting,Applied Sciences,Business & Finance,Chemistry,Engineering,Health & Medical Hide all
Teaching Since: May 2017
Last Sign in: 352 Weeks Ago, 4 Days Ago
Questions Answered: 20103
Tutorials Posted: 20155

Education

  • MBA, PHD
    Phoniex
    Jul-2007 - Jun-2012

Experience

  • Corportae Manager
    ChevronTexaco Corporation
    Feb-2009 - Nov-2016

Category > Engineering Posted 26 Jul 2017 My Price 15.00

algebra quiz

QUESTION 1

  1. Determine which of the following points lies on the graph of the equation:
      (0,7)
      (0,6)
      (0,5)
      (6,5)
      (1,5)

5 points 

QUESTION 2

  1. Complete the table. Use the resulting solution points to sketch the graph of the equation.
     
     
     
     
     

5 points 

QUESTION 3

  1. Graphically estimate the x- and y- intercepts of the graph:y = x3 - 9x
      x-intercept: (±3,0),(0,0)y-intercept: (0,0)
      x-intercept: (3,0),(0,0)y-intercept: (0,0)
      x-intercept: (-3,0),(0,0)y-intercept: (0,0)
      x-intercept: (0,±3),(0,0)y-intercept: (0,0)
      x-intercept (0,3),(0,0)y-intercept (0,0)

5 points 

QUESTION 4

  1. Find the x- and y-intercepts of the graph of the equation y=49-7x
      x-intercept: (7,0)y-intercept: (0,-7)
      x-intercept: (49,0)y-intercept: (0,7)
      x-intercept: (-7,0)y-intercept: (0,-49)
      x-intercept: (49,0)y-intercept: (0,49)
      x-intercept: (7,0)y-intercept: (0,49)

5 points 

QUESTION 5

  1. Determine whether the value of x=7 is a solution of the equation:
      no
      yes

5 points 

QUESTION 6

  1. Solve the equation 8-5x=6
     
     
     
     
     

5 points 

QUESTION 7

  1. Solve the equation and check your solution.-2-4x=30
      9
      -11
      -8
      7
      -10

5 points 

QUESTION 8

  1. Solve the equation and check your solution.5y + 1 = 6y - 5 + 8y
      2/3
      3/2
      6/5
      5/6
      -2/3

5 points 

QUESTION 9

  1. Solve the equation and check your solution.67x - 24 = 3x + 8(8x-3)
      3
      67
      -3
      -67
      All real numbers

5 points 

QUESTION 10

  1. Solve the equation and check your solution.
      10
      6
      7
      9
      8

5 points 

QUESTION 11

  1. Solve the equation and check your solution. (If not possible, explain why.)
      2
      5
      6
      4
      10

5 points 

QUESTION 12

  1. Solve the equation and check your solution. (If not possible, explain why)
      -18
      7
      11
      No solution. The variable is divided out.
      20

5 points 

QUESTION 13

  1. Write the quadratic equation in general form.4x2 = 8 - 9x
      4x2 + 9x + 8 = 0
      4x2 + 9x = -8
      4x2 - 9x - 8 = 0
      -4x2 + 9x - 8 = 0
      4x2 + 9x - 8 = 0

5 points 

QUESTION 14

  1. Solve the quadratic equation by factoring.x2 - 6x + 5 = 0
      -1, 5
      -1,-5
      1,-5
      1,5
      6,5

5 points 

QUESTION 15

  1. Solve the quadratic equation by factoring.x2 + 8x + 16 = 0
      4
      -1/4
      -4
      ±4
      1/4

5 points 

QUESTION 16

  1. Solve the equation by extracting square roots.(x+6)2 = 5
      6 + √5
      -6 ± √5
      -6 -√5
      6 ± √5
      -6 + √5

5 points 

QUESTION 17

  1. Use the Quadratic Formula to solvex2 + 20x + 98 = 0
      x = -8, x = -12
      x = -√2 - 10, x = √2 - 10
      x = -√3 - 10, x = √3 - 10
      x = 10, x = -10
      x = -√2 - 9, x = √2 - 9

5 points 

QUESTION 18

  1. Write the complex number in standard form. √ -9
      3i
      -3i
      9i
      4i
      -9i

5 points 

QUESTION 19

  1. Find real numbers a and b such that the equation is true.a + bi = 14 + 2i
      a=16, b=4
      a=18, b=6
      a=14, b=2
      a=15, b=14
      a=17, b=5

5 points 

QUESTION 20

  1. Find all solutions to the following equation.
      x = -17/4
      x=9
      no solution
      x=-17
      x=-8

5 points 

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Answers

QuickHelper
(10)
Status NEW Posted 26 Jul 2017 10:07 AM My Price 15.00

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