Mathematics · Kinematics
Two cars A and B start from a point at the same time in a straight line and their positions are represented by RA(t) = at + bt2 and RB(t) = xt - t2. At what time 't' do the cars have the same velocity?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1x + ab - 1
- 2x - ab + 1
- 3x + a2(b - 1)
- 4x - a2(b + 1)✓
Correct answer
x - a2(b + 1)
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