A(7x+3)=b+14x what is the value of a and b

Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.

Write a function for a rotation 90 degrees counter clockwise about the origin, point 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)