Can you is reserving a room in a hotel in france where they use euros the rumor can you is reserving a room in a hotel in france where they use euros the room charges 75 suppose the conversion rate is euro one equals 1.298 what is the cost of the room in dollars

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions.a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0

Write the percent as a fraction or mixed number in simplest form. 0.8%