The change in kinetic energy (in Joules) as a horse accelerates from canter to gallop is found using the expression 1/2×350×(12^2−6^2). Which is the change in kinetic energy? 2,800 Joules

6,300 Joules

18,900 Joules

31,500 Joules

Diane’s bank is offering 5% interest, compounded monthly. if diane invests $10,500 and wants $20,000 when she withdrawals, how long should she keep her money in for? round to the nearest tenth of a year.

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?

Which of the following represents the factorization of the trinomial below? x^2+7x-30