Choose the inequality that matches the graph.
A. y > 
x2 + 2x + 5
B. y ? 
x2 + 2x + 5
C. y < 
x2 + 2x + 5
D. y ? 
x2 + 2x + 5
Answer: A
Mathematics
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Calculate using proper order of operations.141.3 - 9.05 × 4.06
A. 137.62570 B. 536.9350 C. 104.5570 D. 107.6670
Mathematics
Indicate any inputs that must be excluded and then solve the equation. Factoring of the quadratic equation may be helpful.
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Find the radius of a circle if the diameter has the value given.d = 3 cm
A. 0.75 cm B. 1.5 cm C. 4.71 cm D. 7.07 cm
Mathematics
Express in terms of i.
A. i
B. ± 50
C. 50i
D. -50i
Mathematics