Operation on Rational Algebraic Expression

What is the first step in multiplying rational algebraic expressions?

• Simplify the final answer

• Multiply the remaining factors

• Divide out equivalent fractions.

• Factor each numerator and denominator.

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To simplify a rational expression, I should

• Eliminate common terms in the numerator and denominator.

• Combine like terms in the numerator and denominator.

• Factor the numerator and denominator and eliminate common factors.

• Find an LCD.

A rational expression is said to be in lowest terms when its numerator and denominator have no common factors other than _____.

• 1

• 2

• 3

• 4

• 10 / 14a⁴

• 21 / 49a⁴

• 3 / a⁴

• 3 / 7a⁴

• 1 / 5p

• 12 / 50p

• 2 / 10p

• 8 / 16p

• 28p⁷ / 54p

• 11p¹² / 54p

• 14p¹¹ / 27

• 14p⁶ / 27