Which system is equivalent to y=-2x^2 ; y=x-2?

a) y=-2y^2-2; x=y-2

b) y=-2y^2+2; x=y+2

c) y=-2y^2-8y-8; x=y+2

d) y=-2y^2-8y-8; x=y-2

we are given

we can eliminate x from second equation

now, we can plug back in first equation

now, we can expand it

so, option-C.....................Answer

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:

answer: i believe the answer is e

step-by-step explanation: