find the value of a if 49^a = 343^2 please fast!!!
Answers
Answered by
1
Step-by-step explanation:
49=7²
343=7³
So,
7^2a=7^6
equate the power,
2a=6
a=6/2
a=3
Answered by
2
Answer:
3
Step-by-step explanation:
49^a = 343^2
7×7^a=7×7×7^2
7^2×a=7^3×2
7^2a=7^6 (base is same so powers are equal)
2a=6
a=6/2
a=3
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