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a_sh-v [17]
3 years ago
5

What is the y intercept of the quadratic function f(x)=(x-8)(x+3)

Mathematics
1 answer:
marta [7]3 years ago
3 0
f(x)=ax^2+bx+c\\\\\text{The y-intercept}\ (0;\ c)\\\\f(x)=(x-8)(x+3)=(x)(x)+(x)(3)-(8)(x)-(8)(3)\\\\=x^2+3x-8x-24=x^2-5x-24\\\\Answer:\ C)\ (0;\ -24)
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