Three teenagers push a heavy crate across the floor. dion pushes with a force of 185 n at 0°. shirley exerts a force of 165 n at 30°, while joan pushes with 195 n force at 300°. what is the resultant force on the crate? solve each problem algebraically​

Answers

what is the actual question though?

A) acceleration. this seems to be the one that makes sense.

ok

explanation:

a and b sometimes have a positive value

For which optical devices does d sometimes have a positive value


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