Express this number in scientific notation

Afamily of five rents a kayak and splits the total time, k, equally. each family member spent less than 25 minutes kayaking. which values can be used to complete the math sentence below so that it accurately represents the situation? intro done

Evaluate cos2θ for cosθ = square root of 3/2

For the word below, click on the drop-down arrows to select the root and its meaning. version