De
oplossingen-
verzameling
van
|4x − 7 | = 9
is
A.   { 4 }
B.   { min1op2 }
C.   { − 4, 4 }
D.   { − 4, min1op2 }
E.   { 4, min1op2 }
A    B    C    D    E 

[ 5-2502 - op net sinds 16.2.12-(E)-25.10.2023 ]

Translation in   E N G L I S H

The solution set of

|4x − 7 | = 9   is
A.   { 4 }
B.   { min1op2 }
C.   { − 4, 4 }
D.   { − 4, min1op2 }
E.   { 4, min1op2 }

Oplossing - Solution

|4x − 7| = 9
4x − 7 = 9  ∨  4x − 7 = − 9
4x = 16  ∨  4x = − 2
x = 4  ∨  x = − ½
gricha