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Masteriza [31]
3 years ago
11

What substitution should be used to rewrite 4x^4-21x^2+20 =0 as a quadratic equation

Mathematics
1 answer:
marysya [2.9K]3 years ago
7 0

I would substitute y = x^2

4y^2 -21y+20=0

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What is the equation of the line that passes through the point (3,6) and has a slope of -1/3
Mnenie [13.5K]

\Large\texttt{Answer\::}

Please consult the "Calculations" section of this ans .

\Large\texttt{Calculations\::}

The information we're given is below :

  • slope : -1/3
  • Point crossed by the line : (3, 6)

As per given information , we can do the following :

  • Write the line's equation in point slope form

Point - slope form looks like so :

y-y₁=m(x-x₁)

y-6=-1/3(x-3)

y-6=-1/3x+1

y=-1/3x+1+7

y=-1/3x+6

↑ \small\textsc{EQUATION OF THE LINE}

\small\textit{hope\:helpful~}

4 0
2 years ago
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omeli [17]

Answer:

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The ratio of girls to boys in Liza’s classroom is 5 to 4. How many girls are in her classroom if there is a total of 27 students
Maru [420]
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