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Pavel [41]
3 years ago
11

For the function x^2+8x+7 evaluate f(4)

Mathematics
1 answer:
taurus [48]3 years ago
4 0

Answer:

I think you would have to plug in 4 as X so it would be 4^2 +8(4)+ 7

that would be 16+ 32 +7 and that would equal 55

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100 POINTS FOR WHOEVER ANSWER THIS QUESTION FULLY!!!
natulia [17]

Answer:

  • Yes, diagonals bisect each other

Step-by-step explanation:

<em>See attached</em>

Plot the points on the coordinate plane

Visually, it is seen that the diagonals bisect each other.

We can prove this by calculating midpoints of AC and BD

<u>Midpoint of AC has coordinates of:</u>

  • x = (1 - 1)/2 = 0
  • y = (4 - 4)/2 = 0

<u>Midpoint of BD has coordinates of:</u>

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  • y = (-1 + 1)/2 = 0

As per calculations the origin is the bisector of the diagonals.

7 0
3 years ago
xia has 16 meters of rope. She cuts off 1/6 of the rope to use as a skipping rope for a party activity. how long is xias skippin
katrin2010 [14]

\frac{1}{6}  \times 16 =  \frac{8}{3}  = 2.67m
So, Xia's skipping rope is 2.67m long.
6 0
3 years ago
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Art [367]

Answer:

$18.5685 or $18.56

Step-by-step explanation:

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8 0
2 years ago
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bearhunter [10]
12 is first one 7 is 2nd one 9 is the last one
4 0
3 years ago
Wait please help I’m so confused
kkurt [141]

X=7 since you need to make an equation and in one hour you make $7. Don’t include the 1 as in 1x cause that’s incorrect

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