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# Eighth Grade (Grade 8) Function and Algebra Concepts Questions

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Grade 8 Exponents CCSS: 8.EE.A.1
$t^0 xx t^2 xx t^1xx t^-7$
1. $t^-4$
2. $t^-7$
3. $1/t^4$
4. -4
Add: $-2sqrt3 + sqrt 75$
1. $3sqrt3$
2. $7sqrt3$
3. $-3sqrt3$
4. $-2sqrt3$
$sqrt28$
1. $4sqrt2$
2. $2sqrt7$
3. $7sqrt2$
4. $4sqrt7$
Grade 8 Exponents CCSS: 8.EE.A.1
Multiply: $4sqrt6 * 2sqrt3$
1. $24sqrt2$
2. $48sqrt3$
3. $24sqrt6$
4. $16sqrt3$
Grade 8 Exponents CCSS: 8.EE.A.1
$(5^2)^3=$
1. $5^5$
2. $5^6$
3. $5^8$
4. $125$
Grade 8 Linear Equations CCSS: 8.EE.B.5
What is the y-intercept of the equation $y=3x-2$?
1. $-3$
2. $3$
3. $2$
4. $-2$
Grade 8 Exponents CCSS: 8.EE.A.1
Solve.
$4^16$ multiplied by $4^20$
1. $4^36$
2. $4^16$
3. $4^320$
Simplify the following expression (No negative exponents):
$(3x^6y^3)^3$
1. $6x^9y^6$
2. $9x^9y^9$
3. $9x^18y^9$
4. $27x^18y^9$
Grade 8 Algebraic Expressions
Express using exponents $5^9•5^3$
1. $5^3$
2. $5^9$
3. $5^12$
4. $5^2$
What is the expression of the following using exponents

$2*2*2*2$
1. $2^4$
2. $2*4$
3. $4*2$
4. $4^2$
Solve.

$2(2-x)<=-3x-2$
1. $x<=-6$
2. $x<=-3$
3. $x<=2$
4. $x>=6$
Grade 8 Exponents CCSS: 8.EE.A.3
1,284,320 written in scientific notation is
1. $1.28 xx 10^5$
2. $1.28 xx 10^6$
3. $1.28 xx 10^-6$
4. $1.28 xx 10^-5$
Grade 8 Linear Equations CCSS: 8.EE.B.5
What is the y-intercept of the equation $y=3/5x-5/3$?
1. $-5/3$
2. $3/5$
3. $5/3$
4. $-3/5$
Grade 8 Exponents CCSS: 8.EE.A.1
Any number raised to the zero power is:
1. 0
2. 1
3. cannot be determined
4. 7
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