Rational Functions: Negative Exponents
What is the quotient of -8x^6/4x^-3?
Answer, D, -2x^9
Which expression is equivalent to (2^3)^-5?
Answer: A, 1/2^15
Which expression is equivalent to (3a)^-2?
Answer: A, 1/9a^2
Which expression is equivalent to (3^2)^-2
Answer: C, 1/81
Which expression is equivalent to 9^-2?
Answer: C, 1/81
What is the quotient of 7^-1/7^-2 ?
Answer: C, 7
Anja simplified the expression 10x^-5 /-5x^10 to 15/x^15. What mistake did Anja make?
Answer: C, She subtracted the coefficients instead of dividing them.
Describe how (2^3)(2^-4) can be simplified?
Answer: D, Add the exponents and keep the same base. Then find the reciprocal and change the sign of the exponent.
Describe how to simplify the expression 3^-6 /3^-4 ?
Answer: D, Keep the base the same and subtract the exponents.
