Which shows a perfect square trinomial?
group of answer choices

latex: 49x^2-70xy+10y^2 49 x 2 − 70 x y + 10 y 2

latex: 50y^2-4x^2 50 y 2 − 4 x 2

latex: 16x^2+24xy+9y^2 16 x 2 + 24 x y + 9 y 2

If you apply the changes below to the absolute value parent function, f(x)=\x\, which of these is the equation of the new function? shift 2 units to the left shift 3 units down a. g(x)=\x-3\-2 b. g(x)= \x-2\-3 c. g(x)= \x+3\-2 d. g(x)= \x+2\-3

Sarah used her calculator to find sin 125 degrees. she wrote down sin sin125 degrees.57. how could sarah recognize that her answer is incorrect?

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