Answer:
f(x)=xy3 -4xy2 -7x+10
Step-by-step explanation:
the xy3 and xy2 means x to the 3rd power and x to the second power
Answer:
120,000
Step-by-step explanation:
because seven in greater than 5 so it would round up
Answer:
The price of each book without sales tax
Step-by-step explanation:
6/15 and 12/18 are ratios of 2/3
Check the picture below.
so... you can pretty much see how long RS and QT are, you can just count the units off the grid.
now, let's find QR's length

and let's also find the length for ST

so, add the lengths of all sides, and that's the perimeter of the trapezoid.