How do I write 1/81, and 1/63 without using a fraction bar using exponents plssss help
1 answer:
9^-2
nine raised to negative 2
(I assume you mean 1/64)
8^-2
eight raised to negative 2
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Answer: 47
Step-by-step explanation:
simply substitute the constants with 5 and 3.
(5)^2 + 9(3) - 5 = 47
