Solve the problem.The height H (in feet) of a ball thrown into the air from the top of a building after t seconds is given by 
Use the graph below to estimate the height of the ball after 4.5 seconds.
A. 220 feet
B. 160 feet
C. 120 feet
D. 80 feet
Answer: C
Mathematics
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Find all complex number solutions.x2 = -252
A. -6i
B. 6
C. -6
D. ± 6i
Mathematics
Convert as indicated.24 lb 13 oz to ounces
A. 397 oz B. 2413 oz C. 253 oz D. 301 oz
Mathematics
Solve for x.
6 = -3x – 12 (-2) 6 = -3x = 12 (-2) A. x = 6 B. x = -10 C. x = 8 D. x = -6 E. x = 10
Mathematics
Divide. Leave your answer in exponent form. Assume that all variables in any denominator are nonzero.
A. 21mn4 B. 7mn4 C. 7n4 D. 7m23n18
Mathematics