Translate the words into mathematics. Do not answer the question.What is the product of 65 and 9?
A. 65 + 9
B. 65 - 9
C. 65 ÷ 9
D. 65 ? 9
Answer: D
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Solve the equation. Use the multiplication axiom.
a = 0
A. {1} B. {-19} C. {19} D. {0}
Simplify the exponential expression. Write any negative exponents as positive exponents. Assume all variables represent positive real numbers.x1/8 ? x7/8
A. x7/8
B. x
C. 
D. x7/64
A man standing near a radio station antenna observes that the angle of elevation to the top of the antenna is ?b? = 63°. He then walks 100 feet further away and observes that the angle of elevation to the top of the antenna is ?a? = 42°. Find the height of the antenna to the nearest foot. (Hint: Find x first.)
?
?
__________ ft
Fill in the blank(s) with the appropriate word(s).
Solve the problem.A rock falls from a tower that is 288 feet high. As it is falling, its height is given by the formula 
.How many seconds will it take for the rock to hit the ground 
A. 17 sec B. 16.5 sec C. 4.2 sec D. 5184 sec