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2 years ago

What’s the answer to this question ?

Mathematics

1 answer:

Usimov [2.4K]2 years ago

7 0

Answer:

(13,5)

Step-by-step explanation:

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June and Sushil win some money and share it in the ratio 3:1. June gets £20 more than Sushil. How much did Sushil get?Caroline,

Murljashka [212]

Answer:

£10

Step-by-step explanation:

3:1

difference in the ratio is 2 so 2 is £20

so 1 is 20/2 =10

Sushil is 1 in the ratio an 1 x 10 is 10.

this is a brief explanation.

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Step-by-step explanation:

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2 years ago

Describe different ways that you can show a story problem

natima [27]

Once you know your basic operations addition, subtraction,multiplication, division you will encounter story problems also known as word problems that require you to read a problem and decide which operation to perform in order to get the answer. There are key words here that often indicate which operation you will use. We will give you a list of them, but remember that for many problems there may not be a key word and you’ll have to use your best judgment in order to figure out what to do.

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2 years ago

Quadrilateral ABCD is inscribed in a circle. What is the measure of angle A?

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Angle A measures to 59 degrees.

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2 years ago

1 + 5sin^2x= 7sin^2x solve trig equation. Can you show me how to solve this trig equation?

pantera1 [17]

Answer: $x = \frac{\pi}{4}\pm k\frac{\pi}{2}\,\,\,\,\,\,k=\{0,1,2,...\}$

Step by step:

$1 + 5\sin^2x= 7\sin^2x\\\sin^2 x\rightarrow z\\1 + 5z = 7z\\2z = 1\\z = \frac{1}{2}\implies \sin^2 x = \frac{1}{2}\\|\sin x| = \frac{1}{\sqrt{2}}\\\sin x = \pm\frac{1}{\sqrt{2}}=\pm\frac{\sqrt{2}}{2}\\\implies x = \frac{\pi}{4}\pm k\frac{\pi}{2}\,\,\,\,\,\,k=\{0,1,2,...\}$

(Used a table of common angles)

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3 years ago