Which function's graph has a period of 2?
o a. y=coex - )
b.
y = -4 sin 2x
o
c. y = 2 sinx
o d. y = 3 cosx
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Nick estimated that 5/8+4/7 is about 2.explain how you know his estimate is not reasonable plz and fast i will give 50 points

Which expression is equivalent to 2x^2+7x+4?

Sunday: 1 1 2 monday: 1 tuesday: 2 1 2 wednesday: 1 3 4 thursday: 2 friday: 1 1 2 saturday: 2 jenna is a swimmer and trains every day. the schedule shown outlines the number of hours she trains each day. what is the total number of hours that jenna trains during the week?