For what values of x is \(x^2-2x>35\)? Express your answer in interval notation.

Guest Jul 26, 2019

#1**+2 **

re-write as

x^2-2x-35 >0 factor

(x-7)(x+5) >0 so x = 7 and -5 will make equation EQUAL to zero

there are three intervals to consider

-infinity to -5 -5 to 7 and 7 to + infinity

works nope works

(-inf,-5) U (7, + inf)

ElectricPavlov Jul 26, 2019