Step-by-step explanation:
x² - 2 = 2^(2/3) + 2^(-2/3)
x² = 2^(2/3) + 2 + 2^(-2/3)
x² = (2^(1/3))² + 2 × 2^(1/3) × 2^(-1/3) +
(2^(-1/3))² (It is in the form of a²+2ab+b²)
x² = (2^(1/3) + 2^(-1/3))²
x = 2^(1/3) + 2^(-1/3)
Answer:
hdjixuwowiuejeutst81+€+"77#8"72782+"6€(3;+€#+:"8+#-7_61+*9*#7€9"+€9€71923791-499€9782833927258160094720&72700828292792(#+€928€+9#+#827€-92727€!#}¥
Answer:
.
Step-by-step explanation:
Answer:
-20 + 30x
Step-by-step explanation:
-10(1) = -10
-10(-3x) = 30x
new equation
-10 + 30x -10
-10 + -10 = -20
-20 + 30x
