Decide whether the statement is true or false.log5 5-1 + log5 5 = 0

A. False
B. True


Answer: B

Mathematics

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Sketch the graph of the equation. Identify the vertex and the intercepts.y = 2x2 + 8x + 12

A. Vertex (-2, 4)
x-intercepts: none
y-intercept: 
 
B. Vertex: (-2, 4)
x-intercepts: none
y-intercept: (0, 12)
 
C. Vertex (2, 4)
x-intercepts: none
y-intercept (0, 12)
 
D. Vertex (2, 4)
x-intercepts: none
y-intercept 

Mathematics

Write the whole number in standard form.30,000 + 1000 + 900 + 80 + 4

A. 39,814 B. 31,984 C. 3194 D. 48,913

Mathematics

A building in the shape of a rectangular box is to have a volume of  (see the figure). It is estimated that the annual heating and cooling costs will be $2/square foot for the top, $4/square foot for the front and back, and $2/square foot for the sides. Find the dimensions of the building that will result in a minimal annual heating and cooling cost. What is the minimal annual heating and cooling cost(C)?

?

?

A.
B. ?
C. ?
D. ?

Mathematics

Use the graph of the rational function f(x) to complete the statement.As x?1-, f(x)? 

A. -? B. 1 C. +? D. -1

Mathematics