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Llana [10]
4 years ago
5

Please help will make you brainlist

Mathematics
2 answers:
igor_vitrenko [27]4 years ago
7 0

Answer:

b

Step-by-step explanation:

The graph crosses the x- axis at x = - 4 and x = 1, hence

x = - 4 and x = 1 are the zeros of the function, thus

(x + 4) and (x - 1) are the factors and

f(x) = a (x + 4)(x - 1)

The graph is a maximum therefore a = - 1

f(x) = - 1(x + 4)(x - 1) ← expand factors

f(x) = - 1(x² - x + 4x - 4)

    = - 1 (x² + 3x - 4)

   = - x² - 3x + 4 → b

NARA [144]4 years ago
5 0

Answer:

D

Step-by-step explanation:

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Please, enclose the fraction 4/3 inside parentheses, to eliminate any possibility of misreading this fraction.  Also note that this formula MUST include "pi," symbolized by π.

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