Question

Which is the simplified form of r^-7 + s^-12? arrows to the left of -7 and -12 represent exponents,

Options are,
A. 1/r^7s^12
B. -r^7 - s^12
C. r^7/s^12
D.1/r^7 + 1/s^12

Answer 1

Answer is D, 1/r^7 + 1/s^12. Im positive 100%

Answer 2

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