Solve: a) 49 x 7^x
= (343)^1/3
Answers
Answered by
3
Answer:
x = 1/3
Step-by-step explanation:
49 × 7^x = 343^1 /3
49 × 7^x = ∛343
49 × 7^x = 7
343ˣ = 7
7³^x = 7¹
cancel out bases and equate powers
3ₓ = 1
divide both sides by 3
x = 1/3
Similar questions