In the right-angled triangle PQR shown below, PQ = 11.9 cm and QR = 5.6 cm.
11.9 cm
5.6 cm
R
Diagram not drawn to scale
Calculate the length PR.
[3]

The table below shows the height of a ball  x  seconds after being kicked.  what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x)  =  x2  +  x  +  0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds?   feet

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents

Question: a) does the given set of points represent a linear function? how do you know? b) assume that the point (-2,4) lies on the graph of a line. what y-values could complete this set of ordered pairs that lie on the same line: (- (hint: there are several correct answ