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# Ninth Grade (Grade 9) Function and Algebra Concepts Questions

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Grade 9 Exponents CCSS: HSA-SSE.B.3c
Evaluate: $x^{0}$
1. $0$
2. $1$
3. $x$
4. $x^2$
5. None of the above.
Grade 9 Algebraic Expressions
The following expression is a....
$-9x^7y^5z^2$
1. monomial
2. binomial
3. trinomial
4. polynomial
Grade 9 Linear Equations
Grade 9 Inequalities CCSS: HSA-REI.B.3
Grade 9 Inequalities CCSS: HSA-REI.B.3
solve
$2x + 6 <= -4$
1. $x <= 1$
2. $x <= 10$
3. $x <= -10$
4. $x >= -10$
Grade 9 Linear Equations
Find the slope of the line that passes through the points (3 , 5 ) and (-6 , -1).
1. $1/4$
2. $9/6$
3. $2/3$
4. $-9/6$
Grade 9 Quadratic Equations
Expand and simplify
$(x- 5 ) (x + 6)$
1. $x^2 - 1x + 30$
2. $x^2 +11 x - 30$
3. $x^2 + x - 30$
4. $x^2 - 11x -30$
Grade 9 Linear Equations CCSS: HSF-IF.C.7
Which of the following is an equation of a line with slope 7 and y-intercept 1?
1. $y=7(x-1)$
2. $y=7x+1$
3. $y=x+7$
Grade 9 Quadratic Equations
Factor the expression.
$x^2 - 10 x + 16$
1. $( x - 8) (x - 2)$
2. $(x -4 ) (x - 4)$
3. $(x - 8) (x +2)$
4. $(x + 8 ) (x - 2)$
Grade 9 Radicals
Simplify $2sqrt(72)$
1. $12sqrt(3)$
2. $6sqrt(2)$
3. $12sqrt(2)$
4. $6sqrt(3)$
Grade 9 Radicals
Grade 9 Functions CCSS: HSF-LE.A.1a
A function which has a constant difference per interval is ...
1. Linear
2. Exponential
3. Logarithmic
4. None of the above
Grade 9 Exponents
Simplify: $(x^10)/(8x^5).$
1. $(x^5)/8$
2. $(1)/(8x^5)$
3. $8x^5$
4. $(8)/(x^5)$
Grade 9 Inequalities CCSS: HSA-REI.B.3
Solve the inequality $–3x + 8 < 11$.
1. $x<1$
2. $x<-1$
3. $x>-1$
4. $x>1$
Grade 9 Linear Equations CCSS: HSA-REI.C.5
Solve the system of equations.
$-x+y=3$
$x+y=7$
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 Linear Equations
write an equation for the following line.
1. y = 1/2 x
2. y = 2x
3. y = -1/2 x
4. y = -1x + 2
Grade 9 Functions
Which set of ordered pairs satisfies an exponential function?
1. {(-2,1),(-8,2), (-32, 3), (-128, 4)}
2. {(-1,2),(0,10), (1, 50), (2, 250)}
3. {(1,2),(1,6), (1, 18), (1, 54)}
4. {(1,2),(2,4), (3, 6), (4, 8)}
Grade 9 Radicals
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