Answer the question.How can the graph of f(x) = 0.2(x + 1)2 - 4 be obtained from the graph of y = x2?
A. Shift it horizontally 1 units to the right. Shrink it vertically by a factor of 0.2. Shift it 4 units up.
B. Shift it horizontally 1 units to the left. Shrink it vertically by a factor of 0.2. Shift it 4 units down.
C. Shift it horizontally 1 units to the left. Shrink it horizontally by a factor of 0.2. Shift it 4 units down.
D. Shift it horizontally 4 units to the left. Stretch it vertically by a factor of 4. Shift it 1 units down.
Answer: B
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A. - 
B. ?
C. 
D. 0
Find the equation of the graph.
A. y = x + 6 B. y = x - 6 C. y = -x - 6 D. y = -x + 6
Refer to right triangle ABC with 
.
?
?
If 
inches and 
inches, find B.
?
Apply the rules regarding the use of significant digits when determining your answer.
?
__________
Fill in the blank(s) with the appropriate word(s).
Solve the problem.Newton's Law of Cooling states that the rate of change of temperature of an object is proportional to the difference in temperature between the object and the surrounding medium. Thus, if T is the temperature of the object after t hours and T0 is the (constant) temperature of the surrounding medium, then
where k is a constant. A dish of lasagna baked at 375°F is taken out of the oven into a kitchen that is 68°F. After 7 minutes, the temperature of the lasagna is 310°F. What will its temperature be 11 minutes after it was taken out of the oven? Round your answer to the nearest degree.
A. 288°F B. 279°F C. 273°F D. 264°F