3 years ago

NEED HELP ASAP

Mathematics

1 answer:

mars1129 [50]3 years ago

5 0

9)

- 12xy/7x⁴ × 21x⁵y²/4y = - 9x²y²

10)

- 3x⁵/x¹³ × 2x¹⁰y/15y² = -2x²/5y

11)

4xy¹¹/x⁷y⁶ × 6x⁸y/8x³ = 3y⁶/x

12)

y¹⁰/2x³ × 20x¹⁴/xy⁶ = 10x¹⁰y⁴

13)

5x⁻²/3x × 2y³/x¹⁰ = 10y³/3x¹³

14)

(5xy/8x⁻¹y²)² × 26y³/5x²y⁵ =

= 25x⁴/64y² × 26/5x²y²

= 65x²/32y⁴

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