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1. Find the value of the following expression .
a) (6/9)²
b)(3/4)-⁴
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Answer:
The answers are..........
1.a) 36/81.
b) 256/81.
Step-by-step explanation:
a) If we multiply both 6 and 9 by itself twice,
Then 6*6/9*9= 36/81.
b) At first we have to do the reciprocal of the number (3/4)^-4 to make the exponent positive.
=(4/3)^4
Then if we multiply both the number four
times by itself, we get 256/81.
So, the answer of a) is 36/81 and the answer of b) is 256/81.
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