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SVEN [57.7K]
3 years ago
10

A picture is 6 inches longer than it is wide and has an area of 167

Mathematics
1 answer:
Scorpion4ik [409]3 years ago
5 0

Answer:

A) L = W + 6

B) L * W = 167  OR L = 167 / W

Substituting B) into A)

167 / W = W + 6

Multiplying both sides by "W" we get

167 = W^2 + 6W

W^2 + 6W -167

Solving by the quadratic formula

Width = 10.266

Length = 16.266

Step-by-step explanation:

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Step-by-step explanation:

3502.86 is the capital

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While ( t - 12 ) tells us about the period of time.

And f(t) is the amount of money in Gavin's investment account after t years

8 0
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the diameter of the sphere is 7 inches. What is the circumference of a cross section through the center of the model?
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<h2>10.9955742876</h2>

Step-by-step explanation:

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The number of unique visitors to the college website can be approximated by the formula N(t)=410(1.32)t where t represents the n
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3 0
3 years ago
Solve for r.<br> 5(r - 10) = -51<br> Enter the answer in the box.
o-na [289]

Answer:

r = -1/5

Step-by-step explanation:

5(r - 10) = -51

Distribute

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Add 50 to each side

5r-50+50 = -51+50

5r = -1

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5 0
3 years ago
Leroy shoots a basketball through the air in an attempt to score two points.
sattari [20]

Answer:

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Step-by-step explanation:

The height, h of Leroy's ball is given by the function:

h = -d^2 + 10d + 5.

If the ball does not hit the backboard or  the rim of the basket but <u>lands on the ground, </u>then at that point, its height h(d)=0

Therefore:

h = -d^2 + 10d + 5=0

We solve the above for the values of d.

-d^2 + 10d + 5=0

a=-1, b=10, c=5

Using quadratic formula:

d=\dfrac{-b\pm\sqrt{b^2-4ac} }{2a} \\=\dfrac{-10\pm\sqrt{10^2-4*-1*5} }{2*-1} \\=\dfrac{-10\pm\sqrt{120} }{-2} \\d=\dfrac{-10 + \sqrt{120} }{-2}=-0.4772\\OR:\\d=\dfrac{-10 - \sqrt{120} }{-2}=10.4772

Therefore, the horizontal distance of the ball from Leroy is 10.47 feet.

3 0
3 years ago
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