If f(x) = x²+ x - 1 and g(x) = 4x - 7 verify the following
i) (f + g)(2)= f(2) +g(2)
ii)(f/g) (4) = (f(4) )/(g(4) )​

Write two subtraction equations that are equivalent to 5 + 12 = 17.

You’re giving a cube with a length of 2.5 cm and a width of 2.5 cm and a high of 2.5 cm you place it on a scale and it is 295 g calculate the density

The birth weights of newborn babies in the unites states follow in a normal distrubution with a mean of 3.4 kg and standard deviation of 0.6 kg. reaserches interested in studying how. children gain weights decide to take random samples of 100 newborn babies and calculate the sample mean birth weights for each sample