true or false?
1. The equation |2x-3|=7 is equivalent to 2x-3=7 or 2x+3=7.
2. The inequality |x|<7 is equivalent to -7 is less than equal to x which is less than equal to 7.
1. The equation |2x-3|=7 is equivalent to 2x-3=7 or 2x+3=7.
2. The inequality |x|<7 is equivalent to -7 is less than equal to x which is less than equal to 7.
Comments
(1) False
It is equal to:
2x + 3 = 7 or 2x + 3 = -7
(2)True
-7 < x < 7
for da 1st and 2nd eqations x=5(positive)..but for da last equation x=2
1. false
2. true
idk i havent done math in awhile