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malfutka [58]
3 years ago
14

(x - 7)(x - 10) A) 2x + 70 Eliminate B) x2 + 70 C) x2 - 70 D) x2 - 17x + 70

Mathematics
1 answer:
Ksivusya [100]3 years ago
7 0

Answer:

D) x2 - 17x + 70

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PLEASE HELP!! It's due tomorrow.
Delicious77 [7]

Answer:

Step-by-step explanation:

A. Directrix: y = 4-6 = -2

:::::

B. Axis of symmetry: x = 6

Axis of symmetry intersects directrix at (6,-2)

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C . Vertex is halfway between focus and directrix, at (6,1)

:::::

D. The focus lies above the directrix, so the parabola opens upwards.

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E. Focal length p = 1/(4×0.5)

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F. p = 0.5

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G. y = 0.5(x-6)² + 1

7 0
2 years ago
7,000 is 10 times as much as 
Llana [10]
I think the answer is 700 as 700*10=7,000.
3 0
3 years ago
Discuss the different kinds of real numbers. In your answer
zubka84 [21]

Answer:

Real numbers are mainly classified into rational and irrational numbers. Rational numbers include all integers and fractions. All negative integers and whole numbers make up the set of integers. Whole numbers comprise of all natural numbers and zero.

Step-by-step explanation:

5 0
3 years ago
The world's biggest rubber band ball has a surface area of 27648. Using 3 as pi for both surface area and volume, estimate the v
jeyben [28]
We know that
surface area of sphere=4*pi*r²
r=√[surface area/(4*pi)]
for surface area=27648
r=√[27648/(4*3)]-------> r=√2304-----> r=48 units

volume of a sphere=(4/3)*pi*r³-----> (4/3)*3*48³---> 442638 units³

the answer is
<span>442368</span>
5 0
3 years ago
Always, sometimes, or never true
Kitty [74]
I think it’s always because the absolute value is always positive.
8 0
3 years ago
Read 2 more answers
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