Write an expression that is equivalent to 8k²+2(3k+5) + 4k²- 2(2k+1) And explain step to step how you got the answer

When turned about its axis of rotation, which shape could have created this three-dimensional object?

Mr. and mrs. wallace have decided to buy a car for $21,600. they finance $15,000 of it with a 5-year auto loan at 2.9% arp. what will be their monthly payment be? a. $268.20 b. $268.86 c. $269.54 d. $387.16 i need !

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?