Perform the operation indicated.(-9) ? 3

A. -243
B. -32
C. -12
D. -27


Answer: B

Mathematics

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Solve the problem.Evaluate  at t = ? for the function w = x2 - y2 + 6x; x = cost, y = sin t.

A. 2 B. 4 C. 8 D. -6

Mathematics

Solve. Remember to insert units when writing your answer.A carton of golf balls weighs 38 lb 3 oz. Of this, 1 lb 13 oz is due to packaging. Find the weight of the golf balls in 

A. 344 lb 3 oz B. 343 lb 11 oz C. 325 lb 6 oz D. 327 lb 6 oz

Mathematics

Randy and Jake are brothers living in the same city in homes that are about the same age and size. One brother has recently purchased an energy-efficient gas furnace while the other brother relies on an older, less efficient, oil furnace. By comparing the lines of the graph, it appears that Randy has the more energy efficient furnace.

Answer the following statement true (T) or false (F)

Mathematics

Find the unknown sides of the right triangle (see illustration). Express your answer using the appropriate number of significant digits.a = __________ cmb = __________ cm

What will be an ideal response?

Mathematics