If a : b = 4 : 3 and b : c = 6 : 5, what is a : c?

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The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is