Position vector of a particle is given by r = (t/3 – t2/2)i+ t*/4j m where t is the time .What is the resultant acceleration at t =0 ?

Which of the following is a justification used while proving the similarity of triangles lom and mon

Arectangle with an area of 47 m² is dilated by a factor of 7. what is the area of the dilated rectangle? enter your answer in the box. do not leave your answer as a fraction.

Which approach to the theory-and-research cycle does the following sequence reflect: (1) specific observations suggest generalizations, (2) generalizations produce a tentative theory, (3) the theory is tested through the formation of hypotheses, and (4) hypotheses may provide suggestions for additional observations?