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Paha777 [63]
3 years ago
7

A fifteen passenger van is rented for a family vacation. The van rental is $75.00 per day, plus a $160.00 insurance fee. How man

y days can the van be rented if they want to spend less than $760.00 on the van rental? Write and solve the inequality.
Mathematics
1 answer:
Amiraneli [1.4K]3 years ago
6 0
760=75x+160
subtract 160
600=75x
divide 75 from 600
x=8 days
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Option A

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<em><u>Solution:</u></em>

Given that we have to rewrite with only sin x and cos x

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We know that,

\cos (a+b)=\cos a \cos b-\sin a \sin b

Therefore,

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We know that,

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Substituting these values in eqn 1

\cos (x+2 x)=\cos x\left(\cos ^{2} x-\sin ^{2} x\right)-\sin x(2 \sin x \cos x)  -------- eqn 2

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\cos ^{2} x-\sin ^{2} x=1-2 \sin ^{2} x

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\cos (x+2 x)=\cos x\left(1-2 \sin ^{2} x\right)-\sin x(2 \sin x \cos x)

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3 years ago
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vesna_86 [32]

Answer:

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Step-by-step explanation:

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3 0
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IRINA_888 [86]

The expression is equivalent to -8y + 7x.

Given

Expression; (-3y - x) - (5y - 8x)

<h3>How to find the equivalent expression?</h3>

To find the equivalent expression multiply the expression and add and simplify.

Then,

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Hence, the expression is equivalent to -8y + 7x.

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Hello there,

1st attachment: 

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3 years ago
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