The larger triangle is a dilation of the smaller triangle with a center of dilation at (2,−1) . what is the scale factor of the dilation?

a. 1/3
b. 1/2
c. 2
d. 3

What basic trigonometric identity would you use to verify that sin x cos x tan x =1-cos^(2)x?

The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b