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Simplify exponents in algebraic quotients on this math worksheet.

Worksheet titled "Powers of Quotients" with 12 problems to simplify exponents, including algebraic expressions with variables and coefficients.

Worksheet titled "Powers of Quotients" with 12 problems to simplify exponents, including algebraic expressions with variables and coefficients.

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Show Answer Key & Explanations Step-by-step solution for: Algebra 1 Worksheets | Exponents Worksheets
Let’s go through each problem one by one. We’re simplifying expressions where a quotient (fraction) is raised to a power. The rule we use is:

> When you have (a/b)^n, it becomes a^n / b^n.
> Also, when you have (x^m)^n, it becomes x^(m×n).

We’ll apply these rules carefully.

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Problem 1:
(5d² / 8d⁴)³

Step 1: Simplify inside the parentheses first.
d² / d⁴ = d^(2-4) = d^(-2) → so we get 5/8 × d^(-2) = 5/(8d²)

But actually, better to keep as fraction and raise numerator and denominator separately.

So:
Numerator: (5d²)³ = 5³ × (d²)³ = 125 × d⁶
Denominator: (8d⁴)³ = 8³ × (d⁴)³ = 512 × d¹²

Now combine:
125d⁶ / 512d¹² = 125 / 512 × d^(6-12) = 125 / 512 × d^(-6) = 125 / (512d⁶)

Final for #1: 125 / (512d⁶)

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Problem 2:
(c / c⁴)³

Inside: c / c⁴ = c^(1-4) = c^(-3)

Then raise to 3rd power: (c^(-3))³ = c^(-9) = 1 / c⁹

Final for #2: 1 / c⁹

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Problem 3:
(5g³b⁸ / 4g²b³)³

Simplify inside first:

g³ / g² = g^(3-2) = g¹
b⁸ / b³ = b^(8-3) = b⁵
So inside becomes: (5/4) × g × b⁵

Now cube it:
(5/4)³ × g³ × (b⁵)³ = 125/64 × g³ × b¹⁵

Final for #3: (125g³b¹⁵) / 64

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Problem 4:
(7r / 2r²)²

Inside: r / r² = r^(-1) → so 7/2 × r^(-1) = 7/(2r)

Square it: (7/(2r))² = 49 / (4r²)

Or step-by-step:

Numerator: (7r)² = 49r²
Denominator: (2r²)² = 4r⁴
→ 49r² / 4r⁴ = 49 / (4r²)

Final for #4: 49 / (4r²)

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Problem 5:
(8dg² / 3d⁴g⁴)³

Inside:
d / d⁴ = d^(-3)
g² / g⁴ = g^(-2)
So: 8/3 × d^(-3) × g^(-2) = 8 / (3d³g²)

Cube it:
8³ / [3³ × (d³)³ × (g²)³] = 512 / (27 × d⁹ × g⁶)

Final for #5: 512 / (27d⁹g⁶)

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Problem 6:
(8w² / 3w²k⁴)²

Inside: w² / w² = 1 → so we have 8 / (3k⁴)

Square it: 64 / (9k⁸)

Check:
Numerator: (8w²)² = 64w⁴
Denominator: (3w²k⁴)² = 9w⁴k⁸
→ 64w⁴ / 9w⁴k⁸ = 64 / (9k⁸)

Final for #6: 64 / (9k⁸)

---

Problem 7:
(6⁴ / 6)³

First, simplify inside: 6⁴ / 6 = 6^(4-1) = 6³

Then cube it: (6³)³ = 6^(9)

Final for #7: 6⁹

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Problem 8:
(3⁴ / 3⁶)²

Inside: 3⁴ / 3⁶ = 3^(4-6) = 3^(-2)

Square it: (3^(-2))² = 3^(-4) = 1 / 3⁴ = 1/81

Final for #8: 1/81

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Problem 9:
(k² / k⁵)³

Inside: k² / k⁵ = k^(-3)

Cube it: (k^(-3))³ = k^(-9) = 1 / k⁹

Final for #9: 1 / k⁹

---

Problem 10:
(8r³g² / 2rg⁴)²

Inside:
8/2 = 4
r³ / r = r²
g² / g⁴ = g^(-2)

So inside: 4 × r² × g^(-2) = 4r² / g²

Square it: (4r² / g²)² = 16r⁴ / g⁴

Final for #10: 16r⁴ / g⁴

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Problem 11:
(sb / 7s³b²)²

Inside:
s / s³ = s^(-2)
b / b² = b^(-1)
So: 1/7 × s^(-2) × b^(-1) = 1 / (7s²b)

Square it: 1 / (49s⁴b²)

Check:
Numerator: (sb)² = s²b²
Denominator: (7s³b²)² = 49s⁶b⁴
→ s²b² / 49s⁶b⁴ = 1 / (49s⁴b²)

Final for #11: 1 / (49s⁴b²)

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Problem 12:
(7w² / 8w)²

Inside: w² / w = w¹ → so 7w / 8

Square it: (7w/8)² = 49w² / 64

Final for #12: 49w² / 64

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Final Answer:
1) 125/(512d⁶)
2) 1/c⁹
3) 125g³b¹⁵/64
4) 49/(4r²)
5) 512/(27d⁹g⁶)
6) 64/(9k⁸)
7) 6⁹
8) 1/81
9) 1/k⁹
10) 16r⁴/g⁴
11) 1/(49s⁴b²)
12) 49w²/64
Parent Tip: Review the logic above to help your child master the concept of exponent practice worksheet 8th grade.
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