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Annette [7]
3 years ago
16

Which shows the factored form of x2-12x-45

Mathematics
2 answers:
ArbitrLikvidat [17]3 years ago
8 0

Answer:

(x+3)(x-15) is the required factorized form of the given expression.

Step-by-step explanation:

The given equation is:

x^2-12x-45, we have to factorized this equation,

Upon solving the above equation, we get

⇒x^2-15x+3x-45

⇒x(x-15)+3(x-15)

⇒(x+3)(x-15)

which is the required factorized form of the given expression.

Gelneren [198K]3 years ago
4 0
<span>x^2 - 12x - 45
= (x - 15) (x + 3) .........</span><span>factored form</span>
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Each week, Rosario drives to an ice-skating rink that is 60 miles away. The round-trip takes 2.75 hours. If he averages 55 miles
vazorg [7]

Answer:

The answer to your question is x = 4d/t - S1

Step-by-step explanation:

Data

total time = t = 2.75 hours

Initial speed = S1 = 55 mi/h

Final speed = x

distance = d = 60 mi

Formula

speed = distance / time

Average speed = (Initial speed + final speed)/2  or

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Substitution

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Solve for x

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Simplification and result

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