Rotate with vertices R(4, - 1), 5(5, 3) , and Q(3, 1) by 90° about the origin

Solve -2(4y + 6) = 52. 5 -5 8 -8 and !

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective

Evaluate the expression for the given value of the variable. ∣-4b-8∣+∣-1-b^2 ∣+2b^3 ; b=-2