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(Find the L. C.M of): m4 + m - m - m , ​

Sienna planned a trapezoid-shaped garden, as shown in the drawing below. she decides to change the length of the top of the trapezoid-shaped garden from 32 ft to 24 ft. which expression finds the change in the scale factor?

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

Can someone check if i did this correct. it’s number 4 if you’re wondering.