Which expression is equivalent to 3^3 · 6^3 · 23 without exponents? a) 3 + 3 + 3 + 6 + 6 + 6 + 2 + 2 + 2 b) 3 x 3 x 3 x 6 x 6 x 6 x 2 x 2 x 2 c) 9 + 18 + 6 d) 9 x 18 x 6

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Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9