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2 years ago

I need help solving 6-7

1 answer:

4 0

The Answer is 8y^4 over x^7

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aev [14]

Answer: 33

Step-by-step explanation:

Angles inscribed in the same arc are congruent, so

$13+4x=-7+8x\\\\20+4x=8x\\\\20=4x\\\\x=5\\\\\implies m\angle CDE=-7+5(8)=33^{\circ}$

5 0

1 year ago

Olin [163]

Answer:

4. 72 m

5. 42 m

6. 66 yd

8. 18 yd

9. 200 cm

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2 years ago

trapecia [35]

Answer: 45.3592 kg

Step-by-step explanation:

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2 years ago

kirill [66]

Answer: B

Step-by-step explanation:

5 0

2 years ago

sergij07 [2.7K]

Answer:

-3x³ + 44x² - 43x + 10

Step-by-step explanation:

$\left[\begin{array}{ccc}&-3x&2\\x^2&-3x^3&2x^2\\-14x&42x^2&-28x\\5&-15x&10\end{array}\right]$

= -3x³ + 2x² + 42x² - 28x - 15x + 10 = -3x³ + 44x² - 43x + 10

3 0

2 years ago