How many zero pairs must be added to the function f(x) = x2 – 10x – 4 in order to begin writing the function in vertex form?

D. 25

Step-by-step explanation:

step-by-step explanation:

because 1/3 is a fraction. we can tell because there is a divisor symbol between the 1 and the 3. if we were to add 2 fractions together, we would add the numerators, which is the number on top, but not the denominators, which is the number on the bottom

1/3+1/3=2/3

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