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storchak [24]
2 years ago
11

Help me on my question please Giving Brainlist

Mathematics
2 answers:
astra-53 [7]2 years ago
5 0

Answer:

0.8

Step-by-step explanation:

Olegator [25]2 years ago
3 0
The answer is 4/5. This is because after simplifying what they gave,

The question turns into 5x = 4

Now we divide both sides by 5 to get x by itself.

X = 4/5

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Kelsie sold digital cameras on her website. She bought the cameras for $65 each and included a 60% markup to get the selling pri
GarryVolchara [31]
Bought :    $65

60% Mark up.

60% of 65

(60/100) * 65

0.6 * 65

39.

Since this is a markup, the selling price =  65 + 39 = 104

Hence Selling Price = $104
4 0
3 years ago
A like has two-fold Symmetry
Vikki [24]

Answer:

yes

Step-by-step explanation:


5 0
3 years ago
Describe and correct the error in telling whether the two figures are congruent?
Aleks04 [339]
2 figures are congruent if at least 2 sides are the same length, there angles are the same, etc
4 0
2 years ago
Read 2 more answers
An umbrella has 8 ribs which are equally spaced (see fig.). Assuming umbrellato
Nadya [2.5K]

Answer:

Yes.

Step-by-step explanation:

You are correct except to the nearest hundredth it is 795.54 cm^2.

7 0
3 years ago
What is the derivative of the following function? f(x) = 4x^6/cos^5(x)
KIM [24]

Answer:

f'(x) = \frac{24x^{5} \cos x + 20x^{6}\sin x}{\cos^{6}x }

Step-by-step explanation:

We have to find the derivative of the following function:

f(x) = \frac{4x^{6} }{\cos^{5} x }

Now, differentiating both sides with respect to x we get,

f'(x) = \frac{\cos^{5}x (24x^{5}) - 4x^{6}(5\cos^{4}x )(- \sin x)}{(\cos^{5}x )^{2}}

⇒ f'(x) = \frac{ 24x^{5} \cos x + 20 x^{6}\sin x}{\cos^{6}x } (Answer)

{Since, we know that, \frac{d(mx^{n} )}{dx} = m \times n x^{(n - 1)} and \frac{d(\cos^{n} x)}{dx} = n \cos^{(n - 1)} x(- \sin x) }

5 0
3 years ago
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