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Softa [21]
2 years ago
15

Which function has zeros at x = 10 and x = 2?

Mathematics
1 answer:
Tasya [4]2 years ago
7 0

Answer:

f(x) = x2 – 12x + 20

Step-by-step explanation:

if it has those zeros, then it is (x-10)(x-2)

if you multiply that out, you get x^2 - 12x +20

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Identify the graph of the inequality 2(2x-1)+7<13 or-2x + 5≤-10.
xxMikexx [17]

Answer:

Step-by-step explanation:

2

(

2

x

−

1

)

+

7

<

13

Expand LHS

→

4

x

−

2

+

7

<

13

4

x

+

5

<

13

4

x

<

13

−

5

4

x

<

8

Divide through by

4

→

x

<

2

x

<

2

is represented on the real line by the interval

(

−

∞

,

2

)

This can be represented on the

x

y

−

plane by the area to the left of the vertical line

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=

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as graph below.

graph{2(2x-1)+7<13 [-10, 10, -5, 5]}

5 0
1 year ago
If the dimensions of a rectangle are enlarged by a
AfilCa [17]

Answer:

area of a rectangle = 4(length × width)

6 0
3 years ago
A car purchased for $17,500. After each year the resale value decreases by 20%. What will the resale value be after 4 years? Rou
Tema [17]
The value at the end of the year is 100% - 20% = 0.80 of the value at the beginning of the year. After 4 years of multiplying by this factor, the value is
  $17,500·0.80⁴ = $7,168
3 0
3 years ago
How many times does 22 go into 160
lara [203]
The answer is 7 remainder 2.
5 0
3 years ago
Read 2 more answers
Pls help me calculate the inverse of y equals 2x over x-7
NeTakaya
Y = 2x/x-7

x = 2y/y-7

xy - 7x = 2y

-7x = 2y - xy

-7x = y(2-x)

y = -7x / 2-x

y = 7x / x-2


f-¹(x) = 7x / x-2

5 0
3 years ago
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