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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"per month" means: ADD

Effectus [21]

Per month means multiply
Total means the amount your ending with but for this you could say add
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2 years ago

Let a be a rational number and b be an irrational number. Is a + b rational or irrational?

Svetlanka [38]

Answer:

irrational

Step-by-step explanation:

because an irrational number goes on forever so no matter what number is added to it it will always be irrational.

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3 years ago

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What is the first step in solving for zin equation 5z - 4 = 26

aksik [14]

Answer:

add 4 on both sides

Step-by-step explanation:

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3 years ago

The product of 7 and a number equals the sum of the same number and How do I write in as a verbal sentence

ki77a [65]

7n = n

If that is incorrect, then i am sorry

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3 years ago

Expand and simpify (x+4)(x-7)

erica [24]

Answer:

x^2 - 3x - 28

Step-by-step explanation:

(x+4)(x-7)

x^2-7x+4x-28

$x^{2}-3x-28$

6 0

3 years ago