3 years ago

What are the solutions to x2 + 8x + 7 = 0?

Mathematics

1 answer:

Brut [27]3 years ago

7 0

Hoxiziizizitzizitzitxyxixyxoyxixixoy it it

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What is the sign of -567.45 + 567.45−567.45

Cloud [144]

Answer:

The answer is (- 567.45)

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3 years ago

Solve for y when x = 5.<br> y = 3x + 4

pantera1 [17]

Answer:

Step-by-step explanation:

Plug in

y = 3(5) + 4
y = 19

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2 years ago

Difference in the following polynomials (6x^3 - 2x^2 + 4)<br> -(2x^3 + 4x^2 - 5)

Colt1911 [192]

$\bold{[ \ Answer \ ]}$

$\boxed{\bold{4x^3-6x^2+9}}$

$\bold{[ \ Explanation \ ]}$

$\bold{Find \ Difference: \ \left(6x^3\:-\:2x^2\:+\:4\right)-\left(2x^3\:+\:4x^2\:-\:5\right)}$

$\bold{-----------------------}$

$\bold{Remove \ Parenthesis}$

$\bold{6x^3-2x^2+4-\left(2x^3+4x^2-5\right)}$

$\bold{Remove \ Parenthesis \ / \ Simplify}$

$\bold{-\left(2x^3+4x^2-5\right): \ -2x^3-4x^2+5}$

$\bold{Rewrite}$

$\bold{6x^3-2x^2+4-2x^3-4x^2+5}$

$\bold{[Simplify \ 6x^3-2x^2+4-2x^3-4x^2+5] \ 4x^3-6x^2+9}$

$\bold{4x^3-6x^2+9}$

$\boxed{\bold{[] \ Eclipsed \ []}}$

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3 years ago

How to write 32,005,008 in two forms

Marianna [84]

In words: thirty two million, five thousand and eightin
expanded notation: 30 000 000 + 2 000 000 + +0 + 0 + 5000 + 0 + 0 + 8

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3 years ago

Combine the like to simplify the expression: -5y + 12 + 8y − 6 − 2 =

ANTONII [103]

First, let's move combine like terms:

-5y + 8y = 6 + 2 -12.

3y = -4.

y = -4/3

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3 years ago

Read 2 more answers