Which of the following expressions corresponds to simple harmonic motion along a…

PHYSICS · Single correct · A Level · Physics · Further mechanics and thermal physics · Further mechanics and thermal physics

Problem

Which of the following expressions corresponds to simple harmonic motion along a straight line, where x is the displacement and a, b, c are positive constants? (1) a+bx−cx2a + bx - cx^2 (2) a−bx+cx2a - bx + cx^2 (3) bx2bx^2 (4) −bx-bx

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