For a square with apothem of length a, the perimeter equals 4a.
Answer the following statement true (T) or false (F)
False
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Beginning in 2001 the price, in dollars per ounce, of gold was modeled approximately by
,
where t is the time in years since the beginning of 2001.A: Make a graph of G versus t that shows estimated gold prices for 2001 to 2010.B: A broker recommended purchase of gold as long as the price was between $400 and $700 per ounce. Add the horizontal lines
and
to your graph.C: During what time period was the purchase of gold advised? Give your answer in terms of t correct to two decimal places.
What will be an ideal response?
Find the exact value of the expression.sin 25° cos 35° + cos 25° sin 35°
A.
B.
C.
D.
Solve the problem.In a certain location, the highest temperature recorded was 103°F. The lowest temperature recorded was 131 degrees less than the highest. What was the lowest temperature?
A. 28°F B. 0°F C. -138°F D. -28°F
Solve.Two new planets were discovered in a distant solar system. One planet is estimated to have an average surface temperature of -222°C. The second planet is believed to have an average surface temperature that is times that of the other planet. Find the average surface temperature on the second planet.
A. -333°C B. -222°C C. -444°C D. -555°C