Answer:
B
Step-by-step explanation:
because that means they always intersect since they're the same ;)
Multiply the numbers on the major axis which are 2 and -9 to get -18. Subtract from that 3*4 = 12. So -18-12 = -30. That's the determinant.
statements 1, 3, 4 are correct
Answer:
Step-by-step explanation:
126 mi/h = (126 mi)/(1 h)·(5280 ft)/(1 mi)·(1 h)/(3600 s) = (126·5280/3600) ft/s
126 mi/h = 184.8 ft/s = 924/5 ft/s
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In 2 seconds, the parachutist falls ...
(184.8 ft/s)·(2 s) = 369.6 ft