Use the app Desmos it’s a graphing calculator! Or you can go to y= if you have a TI-84 plus calculator
Yo has to factor since we assume that
if you have xy=0, x and y=0
7n^2-48n+36=0
trial and error
(7n-6)(n-6)=0
set each to zero
7n-6=0
add 6
7n=6
divide 7
n=6/7
n-6=0
add 6
n=6
n=6/7 or 6
Answer:
C: 583
Step-by-step explanation:
5(100)+8(10)+3(1)
500+80+3= 583
Hope this helps! :)
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