Use a graphing utility to solve the system of equations. Find the solution(s) accurate to two decimal places.
?
?
A. ?
(-4, 1)
B. ?
(0, 4)
C. ?
(0, -4)
D. ?
(4, 4)
E. ?
(-4, 1)
Answer: E
Mathematics
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Determine whether the number used is a cardinal or an ordinal number.The baby gained four ounces since his last check-up.
A. Ordinal B. Cardinal
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Write the vector v in the form ai + bj, given its magnitude 
and the angle ? it makes with the positive x-axis.
= 13, ? = 180°
A. v = -13i B. v = -13j C. v = -13i - 13j D. v = 13j
Mathematics
Add. Write the answer in lowest terms.
A. 46
B. 45
C. 45
D. 44
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Identify whether the equation, when graphed, will be a parabola, circle, ellipse, or hyperbola.
- 
= 1
A. parabola B. circle C. ellipse D. hyperbola
Mathematics