The graph of f(x) = ax2 + bx + c is given in the figure. Determine whether the discriminant is positive, negative, or zero.
A. Zero
B. Negative
C. Positive
Answer: A
Mathematics
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State the y-intercept and slope of the graph of the given equation.y = 5x - 4
A. y-intercept -5; slope -4 B. y-intercept -4; slope 5 C. y-intercept 5; slope -4 D. y-intercept 4; slope 5
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Write the number in scientific notation.86.223
A. 8.6223 × 101 B. 8.6223 × 10-2 C. 8.6223 × 102 D. 8.6223 × 10-1
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Use the distributive property to remove parentheses and write the product as a sum. Simplify if possible.-(9x + 4)
A. -9x - 4 B. 9x - 4 C. -9x + 4 D. 9x + 4
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Sketch the graph of the given equation over the interval [-2?, 2?].y = sin x + 2 
A. 
B. 
C. 
D. 
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