Solve by the quadratic formula. Simplify answers. Use i notation for nonreal complex numbers.3x2 = 33
A. x = 12
B. x = 16.5
C. x = ±
D. x = ± 11
Answer: C
Mathematics
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Convert the temperature. Give your answer to the nearest tenth of a degree.49°F = °C
A. 120.2°C B. 56.2°C C. 9.4°C D. 4.8°C
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Find the first five terms of the recursively defined sequence.a1 = 9, an = an-1 + 6
A. 15, 21, 27, 33, 39 B. 9, 6, 12, 18, 24 C. 9, 15, 21, 27, 33 D. 0, 6, 12, 18, 24
Mathematics
A ball is thrown at an angle of 45° to the ground. If the ball lands 90 m away, what was the initial speed of the ball? Let g= 9.82 m/s.
What will be an ideal response?
Mathematics