Evaluate: ƒ(x) = 3 − 4x and ƒ(-5)
1 answer:
Answer:
23
Step-by-step explanation:
f(x)=3 − 4x
Let x=-5
f(-5) = 3-4(-5)
= 3 -(-20)
= 3+20
=23
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B) 9
Step-by-step explanation:

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2 y squared minus 3 x minus 4 8 x squared
Answer:

Step-by-step explanation:

Step-by-step explanation:
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6y = (x - 4)² + 34/3
6x = (y - 4)² + 34/3
(y - 4)² = 6x - 34/3
y - 4 = √(6x - 34/3)
y = 4 +- √(6x - 34/3)