2 years ago

If F (x) =8+11 X-3X², find a. What is F (5)? b. What is F (x + b)? c. What is F (-3)?

Mathematics

1 answer:

stepladder [879]2 years ago

5 0

Answer:

a) -12

b) 8+11x+11b-3x^2-3b^2-6xb

c)-52

Step-by-step explanation:

in a) we have to substitute the value of x with 5

in b) we substitute the value of x with (x+b) and then simplify

in c) just have to substitute x with -3

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