2^n means that 2 is used as a factor n times. For exmple, 2^4 means 2*2*2*2=16. We say that 2^4 ends in 6 and that 2^4 has a units digit of 6. If 2^1997 is multiplied out, what is the units (0nes)digit of the product?

Find the quotient. 50a2 – 98b2 -5a +7b

Savannah had 40 iris blooms last year this year she had 15% more iris blooms how many more hours blooms did savannah have this year

We can measure temperature in two different common units: degrees celsius and degrees fahrenheit. the variable f represents the temperature in degrees fahrenheit that is equivalent to c, the temperature in degrees celsius. f=32+1.8c what is the temperature increase in degrees fahrenheit that is equivalent to a temperature increase of 10 degrees celsius?