Show work (-8x^4+6x+3)+(2x^4-2x^2+7) a. -6x^4-2x^2+6x b. -16x^4-2x^2+6x+21 c. 6x^4-2x^2+6x+10 d. -6x^4-8x^2+6x+10

True or false? a triangle can be circumscribed about a given circle

Captain umaima has a ship, the h.m.s. khan. the ship is two furlongs from the dread pirate nadia and her merciless band of thieves. the captain has probability 3/7 of hitting the pirate ship. the pirate only has one good eye, so she hits the captain's ship with probability 2/5. if both fire their cannons at the same time, what is the probability that the captain hits the pirate ship, but the pirate misses.

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