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Ninth Grade (Grade 9) Function and Algebra Concepts Questions

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Grade 9 Systems of Equations CCSS: HSA-REI.C.6
Solve the system of equations.
[math]-x+y=3[/math]
[math]x+y=7[/math]
  1. x=3, y=1
  2. x=2, y=5
  3. x=1, y=1
  4. x=4, y=2
  5. x=5, y=2
Grade 9 Functions and Relations CCSS: HSF-IF.A.1
Grade 9 Quadratic Equations and Expressions CCSS: HSA-REI.B.4, HSA-REI.B.4b
Solve for x.
[math]x^2 + x=12[/math]
  1. 6, -2
  2. -3, -4
  3. -4, 3
  4. -2, 6
Grade 9 Systems of Equations CCSS: HSA-REI.C.6
Grade 9 Systems of Equations CCSS: HSA-REI.C.6
Two or more linear equations in the same variable form
  1. a point of intersection.
  2. a solution of a linear system.
  3. perpendicular lines.
  4. a system of linear equations.
Grade 9 Systems of Equations CCSS: HSA-REI.C.6
There are three ways to solve systems of linear equations. One is graphing. What are the other two?
  1. elimination, substitution
  2. linear combinations, eliminations
  3. eliminations, graphing
  4. substitution, graphing
Grade 9 Inequalities
What is the solution set to the inequality [math]-3x+2>=17[/math] ?
  1. [math]x > -5[/math]
  2. [math]x>=-5[/math]
  3. [math]x<-5[/math]
  4. [math]x<=-5[/math]
Grade 9 Systems of Equations CCSS: HSA-REI.C.6
Solve the system of equations.
[math]x+3y=9[/math]
[math]4x-2y=-6[/math]
  1. x=0, y=0
  2. x=3, y=7
  3. x=1, y=2
  4. x=3, y=3
  5. x=0, y=3
Grade 9 Exponents CCSS: HSN-RN.A.2
Express with positive rational exponents.

[math] root{3}{54 x^16 y^(-12)}[/math]
  1. [math] (3^(3/2) \ 2^(1/2) \ x^8 ) / (y^6) [/math]
  2. [math] ( 3x^5 \ (2x)^(1/3) ) / (y^4) [/math]
  3. [math] (3 \ 2^(1/3) y^4) / (x^(16/3) )[/math]
  4. [math] 3x^5y^4 (2x)^(1/3) [/math]
Grade 9 Polynomials and Rational Expressions CCSS: HSA-APR.A.1
Add the polynomials.

[math](3x^2+3x+1) + (x^2+x+5)[/math]
  1. [math]4x^2+4x+6[/math]
  2. [math]3x^2-2x+4[/math]
  3. [math]4x^2-4x-6[/math]
  4. [math]2x^2+2x-4[/math]
Grade 9 Systems of Equations CCSS: HSA-REI.C.6
Grade 9 Exponents CCSS: HSN-RN.A.2
Express using radicals and integer exponents.

[math]( (2x)^(2/3) * (4xy)^(5/3) )^(1/3) [/math]
  1. [math]16 root{3}{2x^7 y^5}[/math]
  2. [math]2 root{9}{8x^7 y^5}[/math]
  3. [math] 2 root{9}{16 x^5 y^5}[/math]
  4. [math] 4 root{6}{ x^7 y^5} [/math]
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