4 years ago

Solve the equation. 9 = 8n

Mathematics

2 answers:

KatRina [158]4 years ago

6 0

Answer:

n=1 1/8 in exact form 9/8

laila [671]4 years ago

5 0

N = 1 1/8 because divide by 8 on both sides and simplify the fraction

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Nesterboy [21]

3 and yes it is ‎.

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Simply the imaginary number square root -45

Paraphin [41]

Answer:

3i $\sqrt{5}$

Step-by-step explanation:

Using the rule of radicals

$\sqrt{a}$ × $\sqrt{b}$ ⇔ $\sqrt{ab}$

and $\sqrt{-1}$ = i

Given

$\sqrt{-45}$

= $\sqrt{9(5)(-1)}$

= $\sqrt{9}$ × $\sqrt{5}$ × $\sqrt{-1}$

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3 years ago

What is 1.7 divided by 0.428

Mashcka [7]

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3 years ago

Divide the square root of 81 by the difference between the product of-1 and -3 and the square root of 4

kherson [118]

Answer: $\frac{9}{1}$

Step-by-step explanation:

FIrst find the square root of 81.

$\sqrt{81} = 9$

The square root of 81 is 9.

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-1 * -3 = 3

next find the square root of 4.

$\sqrt{4} = 2$

Now it said divide the square root of 81 which is 9 by the difference between 3 and 2 and the difference between 3 and 2 two is 1.

Thos means that the answer will be 9/1.

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3 years ago

Help please. Only 20 minutes left.

Tcecarenko [31]

Answer:

-5

Step-by-step explanation:

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