Write the slope-intercept form of the equation for the line passing through the given pair of points.
and 
A. y = 2x - 
B. y = 4x + 10
C. y = 2x
D. y = 2x + 
Answer: D
Mathematics
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Tell whether the graph opens upward or downward and whether the graph is wider, narrower, or the same as f(x) = x2.f(x) = -.8x2 + 2
A. Upward, wider B. Downward, wider C. Upward, narrower D. Downward, narrower
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Simplify the expression.ln e8y
A. e8y B. ln(8y) C. y8 D. 8y
Mathematics
Verify the identity.
- 
= 
What will be an ideal response?
Mathematics
Graph the ellipse.25(x - 2)2 + 9(y + 4)2 = 225
A. 
B. 
C. 
D. 
Mathematics