A rocket was launched and its height, h, in metres, above the ground after time, t, in seconds, is represented by h = 11 + 10t - 2t^2. What was the initial height
of the rocket?
a) 15 m
b) 7 m
c) 11 m
d) 19 m

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

Jacks bank statement shows an account balance of -$25.50. which describes the magnitude, of size, of the debt in dollars

Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?