Select the graph of the solution. Click until the correct graph appears. |x| = 7
2 answers:
Answer:
lxl = 7 graph is actually combination of two graphs x =7 and x=-7
Step-by-step explanation:
lxl = 7 , here l l shows absolute functions which means either x is positive
or x is negative.
since here lxl= 7 therefore possible values of x are -7 and 7.
in order to graph the given function
we need to graph x =-7 and x =7
and graph is here as follows
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Answer:
156.6 m²
Step-by-step explanation:
To find the surface area of this pyramid, we need to find the area of the base and the sides.
The base triangle has a length of 9 and a height of 7.8. So:
Now, the length of the sides are 9 and the height is 9. So:
Since there are 3 identical sides:
Add the values:
Hope this helped!