Simplify 2^x+4-2^x/5*2^x
step by step

solution

2^× 2^×10^×

4^×10

40

4/ 5 x 2^x

Step-by-step explanation:

2^x +4-2^x / 5^2

First we multiply everything by 5^2/5^2

2^x + 4-2^x (5^2x) / (5^2)(5^2)

= 2^x + 4-2^x 5^2x we see 2 x 5^2

= 2^x+4-2 x 5^2x +5^2x   / (5^2)(5^2x) 2^x cancels with 2^x as subtraction and 5^2x base cancels with top also

= 4/ 5 x 2^x

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:

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