What are the values of a1 and r of the geometric series?

2 – 2 + 2 – 2 + 2

What is the slope of the line shown below?

Nick and nora are married and have three children in college. they have an adjusted gross income of 47,400. if their standard deduction is 12,600 itemized deductions are 14,200 and they get an exemption of 4000 for each adult and each dependent what is their taxable income

When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?