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3 years ago

What does the denominator of a rational exponent represent? 15 POINTS

Mathematics

1 answer:

wel3 years ago

3 0

The denominator of a fractional exponent represents the degree of root.

For example

$x^{\frac{1}{3}} = \sqrt[3]{x}\\x^{\frac{1}{4}} = \sqrt[4]{x}\\x^{\frac{1}{5}} = \sqrt[5]{x}$

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20.99 for a 42 lb-bag of dog food (im pretty sure your supposed to divide the last number to the first number example: 18.5÷11.9

ra1l [238]

Answer:

18.5÷11.99 is correct the answer is most likly option B

5 0

3 years ago

Calculate the distance between the points P=(-1, -1) and L=(6, -9) in the coordinate plane.

Over [174]

Answer:

≈ 10.63

Step-by-step explanation:

Calculate the distance d using the distance formula

d = $\sqrt{(x_{2}-x_{1})^2+(y_{2}-y_{1})^2 }$

with (x₁, y₁ ) = P(- 1, - 1) and (x₂, y₂ ) = L(6, - 9)

d = $\sqrt{(6-(-1))^2+(-9-(-1))^2}$

= $\sqrt{(6+1)^2+(-9+1)^2}$

= $\sqrt{7^2+(-8)^2}$

= $\sqrt{49+64}$

= $\sqrt{113}$ ≈ 10.63 ( to the nearest hundredth )

6 0

2 years ago

Someone help me please !!!

KIM [24]

Answer:

1. 10

2. 12

3. Sqrt 130

4. Sqrt 45

Step-by-step explanation:

To find the missing side of a right triangle, use the Pythagorean Theorem. The Pythagorean Theorem is $a^2+b^2=c^2$ where a and b are the legs with a being the smallest and c is the hypotenuse.

1. a=6, b=8, c=?

$6^2+8^2=c^2\\36+64=c^2\\100=c^2\\10=c$

2. a=5, b=?, c=13

$5^2+b^2=13^2\\25+b^2=169\\169-25=b^2\\144=b^2\\12=b$

3. a=7, b=9, c=?

$7^2+9^2=c^2\\49+81=c^2\\130=c^2\\\sqrt{130}=c$

4. a=2, b=?, c=7

$2^2+b^2=7^2\\4+b^2=49\\49-4=b^2\\45=b^2\\\sqrt{45}=b$

5 0

3 years ago

In a standard inch ruler how many 3/8 are in 6 inches

Oliga [24]

There are 16 3/8 in 6 inches

8 0

2 years ago

Please help!!!!!!!!!!!!!!!!!!!!

Radda [10]

Answer:

.925528227816363717263662772636

4 0

3 years ago