Answer:
21
Step-by-step explanation:
f(x) =x^2 - 6x + 21
f(xl =0
Answer:
substitute 0 for x
f(0) = 0^2 - 6(0) + 21
0. = 0 - 0 + 21
0. = 21
Answer:75. y/x = 75/1 = 75
Step-by-step explanation:
y/x = 75/1 = 75
Answer:54
Step-by-step explanation:
Pentagon has 5 sides
n=5
Sum of interior angles=180(n-2)
Sum of interior angles=180(5-2)
Sum of interior angles=180x3
Sum of interior angles=540
Size of each interior angle =540/n
Size of each interior angle =540/5
Size of each interior angle=108
x=108/2
x=54
It is 838
Step-by-step explanation:
Answer:
B. 3n
Step-by-step explanation:
n + n + n = 3n
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<u>3n</u> = n + n + n
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