Simplify the polynomial 3x2+4x−5x2+16−7x

The simplified form of this expression is -2x² - 3x + 16

Step-by-step explanation:

For this problem, we are asked to simplify the expression.

3x² + 4x - 5x² + 16 - 7x

Combine like terms.

-2x² - 3x + 16

find the magnitude of the trig term  

csc

(

x

)

−

1

by taking the absolute value of the coefficient.

1

find the lower bound of the range.

tap for more

y

=

−

2

find the upper bound of the range.

tap for more

y

=

0

the range is  

y

≤

−

2

or  

y

≥

0

.

(

−

∞

,

−

2

]

∪

[

0

,

∞

)

{

y

|

y

≤

−

2

,

y

≥

0

}

step-by-step explanation:

(-5,-28)

i graphed to on desmos.