# Pre-calc

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Can someone please show me the steps to this problem...Thanks in advance.

Let f(x) = Ð9xÐ. For the area above the x-axis and between the lines x= -9 and x=18

a. draw and label a sketch with

b. find the area of the region in
the xy-plane under the graph
of f(x)

• Pre-calc -

describe in words what Ð9xÐ is supposed to be.
On my Mac it came out weird.

• Pre-calc -

Sorry it came out that way:

Let f(x) =|9x|. For the area above the x-axis and between the lines x= -9 and x=18

• Pre-calc -

Reiny this is the complete problem...Sorry about all that...Thank you

Let f(x) =|9x|. For the area above the x-axis and between the lines x= -9 and x=18

a. draw and label a sketch with
b. find the area of the region in
the xy-plane under the graph
of f(x)

• Pre-calc -

Can anyone help with the following problem please...Thank u so much

Let f(x) =|9x|. For the area above the x-axis and between the lines x= -9 and x=18

a. draw and label a sketch with

b. find the area of the region in
the xy-plane under the graph
of f(x)