13. The graph of the equations $y = 4x^2 - ax + 5$ passes through the points $(1, b)$ and $(4, 2b + 3)$. Find the values of $a$ and $b$. A. $a = 8$, $b = 7$ B. $a = 8$, $b = -15$ C. $a = 24$, $b = 7$ D. $a = 24$, $b = -15$
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Supreeta N.
14. Write the equation of the line through the two indicated points. Write the final answer in the form Ax + By = C. (A) (-3, 5), (1, -1) (B) (-1, 5), (4, 5) (C) (-2, 7), (-2, -2)
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