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Cardiac output is the volume of blood pumped out of the heart every minute. It is made up of: stroke volume and heart rate.Stroke volume is the volume of blood pumped out with each heart beat.Heart rate i...

Quadratic formula. x=(b+-SQRT(b^2-4ac))/2a substitute. x=(10+-SQRT(100-416))/21 simplify. x=5+2SQRT(19)/2ORx=5-2SQRT(19)/2

< RIght angled triangle with sides of length 8mm, 5mm and h. Unknown angle z denoted.Use SOH CAH TOA in trigonometry to label the triangle accordingly, then find that 'tan' is to be used. Finally, use ...

An antibody is a specific protein produced in response to an antigen.A monoclonal antibody is an antibody that has been produced from one specific type of white blood cell. Every antibody...

Kate's age = xJames age = x + 7 Sam's age = 2x + 14sum of age = 77 Therefore x + x+7 + 2x+14 = 774x + 21 = 77 4x = 56 x= 14 ratio = 14:21:42