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Stels [109]
4 years ago
5

It is math( help please

Mathematics
2 answers:
aleksandr82 [10.1K]4 years ago
8 0

Look at the picture.

It's a linear function.

A slope-point formula:

y-y_1=m(x-x_1)\\\\m=\dfrac{y_2-y_1}{x_2-x_1}

We have the points (1, 250) and (2, 300).

Substitute:

m=\dfrac{300-250}{2-1}=\dfrac{50}{1}=50\\\\y-250=50(x-1)\\\\y-250=50x-50\qquad|+250\\\\y=50x+200

Calculate the value of function for x = 12:

y=50(12)+200=600+200=800

<h3>Answer: 800</h3>

leva [86]4 years ago
7 0

After 12 months, Quynh will have saved $800

Simply follow the pattern shown on the graph.

Month 1: 250

Month 2: 300

Month 3: 350

Month 4: 400

Month 5: 450

Month 6: 500

Month 7: 550

Month 8: 600

Month 9: 650

Month 10: 700

Month 11: 750

Month 12: 800

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(-6, 0) and (3, 0)

Step-by-step explanation:

I think you meant f(x) = (x + 6)(x - 3).  This graph intersects the x-axis in two places:  (-6, 0) and (3, 0).  These are the "x-intercepts."

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Understanding the Pythagorean Theorem – Finding an Unknown Hypotenuse (find the distance of the mechanical webbing needed by Spi
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100√65 yds

Step-by-step explanation:

The Pythagorean Theorem is a^2+b^2=c^2. In this case a=700, b=400, and c is the unknown.

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  • 650000=c^2
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Write 25 to the power of -1/11 in surd form.
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.00363636363

Step-by-step explanation:

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4 0
3 years ago
If $500 is deposited in a savings account providing an annual interest rate 5.6% compounded quarterly, how long will it take for
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r = 5.6/100 = 0.056

The formula for compound interest is

A = P(1+r/n)^nt

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Therefore,

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750 = 500 (1+0.014)^4t

750 = 500 (1.014)^4t

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