Questions from College Mathematics

Q: Illustrate common errors involving rational exponents. In each case, find

Illustrate common errors involving rational exponents. In each case, find numerical examples that show that the left side is not always equal to the right side.

Q: discuss the validity of each statement. If the statement is true

discuss the validity of each statement. If the statement is true, explain why. If not, give a counterexample.

Q: discuss the validity of each statement. If the statement is true

discuss the validity of each statement. If the statement is true, explain why. If not, give a counterexample.

Q: discuss the validity of each statement. If the statement is true

discuss the validity of each statement. If the statement is true, explain why. If not, give a counterexample. If r < 0, then r has no square roots

Q: discuss the validity of each statement. If the statement is true

discuss the validity of each statement. If the statement is true, explain why. If not, give a counterexample. If r > 0, then r has three cube roots.

Q: discuss the validity of each statement. If the statement is true

discuss the validity of each statement. If the statement is true, explain why. If not, give a counterexample.

Q: discuss the validity of each statement. If the statement is true

discuss the validity of each statement. If the statement is true, explain why. If not, give a counterexample.

Q: simplify by writing each expression as a simple or single fraction reduced

simplify by writing each expression as a simple or single fraction reduced to lowest terms and without negative exponents

Q: factor by grouping. /

factor by grouping.

Q: simplify by writing each expression as a simple or single fraction reduced

simplify by writing each expression as a simple or single fraction reduced to lowest terms and without negative exponents