Question

3. Which of the following is equal to x?
(a) x^12/7 - x^5/7
(c) (x^3/2)^2/3
(b) (x^4)^1/3​

Answer 1

Answer:

(a) ---part

Step-by-step explanation:

because

x^12/7=x^5/7

x(12/7-5/7)

x^1

x

Answer 2

Step-by-step explanation:

a. x^12/7 - x^5/7

bases are equal equate the powers

12/7 - 5/7

12 - 5

[_____]

7

= 7/7 = 1

b. ( x ^3/2 )^2/3

x ^3/2 × 2/3

x ^1

c. (x ^ 4)^1/3

x ^4/3