Where two graphs meet Problem set A Answers

\((1.70, −2.61)\) and \((5.30, 4.61)\)

\(x = −0.767, 2.00, 4.00\)

1. (a) \(y = 17\)
2. (b) \(y = 5\)
3. (c) \(x = 8.03\)

1. (a) 16.8 m at \(t = 1.22\) s
2. (b) \(t = 3.08\) s
3. (c) 1.99 s

1. (a) \(x = 39.3\) and \(x = 153\)
2. (b) 40 and 152
3. (c) $804.00 when \(x = 96\)

1. (a) \(t = 1.54\) years
2. (b) The loan is greater: the car's value is $10 649 and the loan is $13 500

1. (a) \(n = 17.7\)
2. (b) 18 posters, $31.29 each

1. (a) A \((1.55, −1.45)\), B \((6.45, 3.45)\)
2. (b) AB = 6.93

1. (a) \(t = 0.175\) s and \(t = 3.50\) s
2. (b) 3.32 s