Simplify the expression using the quotients-to-powers rule.-2

Write the number in scientific notation.270,000

Simplify the expression so that no negative exponents appear in the final result. Assume all variables represent nonzero numbers.(x-5y5)-2

Use the product rule to simplify the expression.(-4xy7)(x7y4)(-3×4)

Find the product.(2x + 8)(x + 10)

Find the product.(2x – 7)(x + 11)

Simplify the expression using the products to powers rule.(-2pqr)4

Simplify the expression using the quotients-to-powers rule.-1

Find the product.(-9a – 5b)(8a + 7b)

Simplify. Write the answer with only positive exponents. Assume that all variables represent nonzero real numbers.(2x3y5)2(5y3)3