Danielyanez
29.07.2019 •
Mathematics
So i've got a math problem i don't understand: simplify (3^ - 2 + 5^ - 2) ^ -1 i got 34 but apparently the answer's 225/34, shouldn't i just multiply -2 and -5 by 1 making it 3^2 + 5^2 which is 34 pliz , cramming for a test tmw
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Ответ:
.. (3⁻² +5⁻²)⁻¹ = 1/(1/9 +1/25) = 1/(34/225) = 225/34
Ответ:
I believe its D
Step-by-step explanation:
Ask for explanation if you want.