3 years ago

How to do quadratics

1 answer:

6 0

First, put your polynomial in standard form(ax²+bx+c=0). Then plug the a,b and c for x=(-b+-√b²-4ac)÷2a. As a result, you can either get one, two or no real answers.

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MariettaO [177]

Answer:

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2 years ago

Which function is the inverse of Rx) = 8x + 4?

babunello [35]

Answer:

$B.~f^{-1}(x)=\frac{x-4}{8}$

Step-by-step explanation:

To find the inverse of a function, swap the places of the x and y variables and solve for y again.

$x=8y+4\\x-4=8y\\\frac{x-4}{8}=y$

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2 years ago

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Serjik [45]

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3 years ago

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What is pemdas? algebra 1

Hunter-Best [27]

Answer:

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a=Addition

s=Subtraction

its an order of solving a equation

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2 years ago

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Four times a number<br> decreased by ten is 34.<br> Write an equation & solve.

igomit [66]

4x - 10 = 34
4x +10 +10
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3 years ago