Find the limit, if it exists. f(9+h)-f(9)/h if f(x)=x^4 ON A TIMER PLSE ANSWER QUICKLY

In triangle opq right angled at p op=7cm,oq-pq=1 determine the values of sinq and cosq

Anormally distributed data set has a mean of 176.3 and a standard deviation of 4.2. what is the approximate z-score for the data value of 167.9? 2.00 −2.00 8.4 −8.4

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm