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The expression $9^(5/2)$ is equal to:
1. the fifth root of raised to the 2nd power
2. the square root of 9 raised to the fourth power
3. the square root raised to the 5th power
4. the square root of 9 raised to the 5th power
Simplify the expression.
$((3x)/2)^4$
1. $81x^4//16$
2. $6x^4$
3. $12x^4//8$
4. $81x^4//2$
Simplify. $(x^5)^6$
1. $x^-1$
2. $x^11$
3. $x^15$
4. $x^30$
To simplify the following expression correctly, what must be done with the exponents?
$(25^a)^b$
2. subtract the exponents
3. multiply the exponenets
4. divide the exponents
Simplify $x^2 * x^4$.
1. $x^8$
2. $x^6$
3. $8x^2$
4. 6x
5. $x^2$
Your friend bought a car for $24,000. The car depreciates at the rate of 10% per year. What is your car worth in 3 years? Write and solve an exponential decay model to represent the car's value. 1.$29,040; $y = 24,000(1.1)^2$
2. $19,440; $y = 24,000(0.9)^2$ 3.$17,496; $y = 24,000(0.9)^3$
4. \$31,944;$y = 24,000(1.1)^3$
Simplify:
$(x^3z^7)/(x^5z^9y)$
1. xyz
2. $1/(xyz)$
3. $1/(x^2z^2y)$
4. $1/(x^2z^2)$
Multiply: $3x^4*8xy^3$
1. $38x^4y^3$
2. $24x^5y^3$
3. $24xy^3$
4. $4y^3$
Simplify $(a/b)^6$.
1. $6ab$
2. $(6a)/(6b)$
3. $(ab)/6$
4. $a^6b^6$
5. $(a^6)/b^6$
Simplify $(-3xy^2)^4$ and write your answer as a power.
1. $81x^4y^8$
2. $12x^4y^8$
3. $81x^5y^6$
4. $-81x^4y^8$
5. $-12x^5y^8$
Simplify $(5^2)^7$ and write your answer as a power.
1. $25^9$
2. $5^5$
3. $5^14$
4. $25^14$
5. $5^9$
$(x^3y^5)^3$
1. $x^6y^8$
2. $x^9y^15$
3. $1/(x^3y^5)$