If x-7 =0
Then x =7
Substitute x=7 into f(x):
2(7)^2 - 11(7) + k
= (98-77)+k
= 21+k
Therefore k=-21 because 21+(-21)=0
X is obviously 1
1x2=2
Entao...(So...)
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Answer:
Restate the question please?
Step-by-step explanation:
Answer:
r=-20/31
Step-by-step explanation:
1)divide the numbers
2) subtract 8 from both sides of the equation
Go to where 30 degrees is on the unit circle and find the y-coordinate. That is sin30.
