Simplifying Exponents

(x³)(x⁴)

• x¹²

• x⁷

• x^-1

• x¹

(5y²)(4y)

• 20y³

• 20y²

• 9y³

• 9y²

(8a³b^-2c^-7)(2ab³c⁴

• 10a⁴b⁵c¹¹

• 10a3bc^-3

• (16a⁴b)/(c3)

• 16a⁴bc³

(5x³y^-1)(-4x^-4y³)

• (1y²) / 20x

• -20x⁷y⁴

• -20xy²

• (-20y²) / x

(3a⁴b⁹)²

• 6a⁸b¹⁸

• 9a⁸b¹⁸

• 9a⁶b¹¹

• 7

(4x⁵y⁷)³

• 12x¹⁵y²¹

• 8

• 64x⁸y¹⁰

• 64x¹⁵y²¹

(10x⁶y²) / (15x⁴y⁵)

• (2x²y³) / 3

• (2x²) / (3y³)

• 150x¹⁰y⁷

• (2y³) / (3x²)

The area of a rectangle is 144j⁹k¹⁵ square units. If the width of the rectangle is 8j⁴k⁵ , what's the rectangle's length?

• 1152j¹³k²⁰ units

• 18j¹³k²⁰ units

• 136j⁵k¹⁰ units

• 18j⁵k¹⁰ units