There are 90 girls and 60 boys in the sixth grade at a middle school. Of these students, 9 girls
and 3 boys write left-handed. What percentage of the sixth graders at this middle school write
left-handed?
A 10%
B8%
C5%
D 15%

Find the vertex of the function given below y=x^2-6x+1

Which graph corresponds to the function f(x) = x2 + 4x – 1?

Raj encoded a secret phrase using matrix multiplication. using a = 1, b = 2, c = 3, and so on, he multiplied the clear text code for each letter by the matrix to get a matrix that represents the encoded text. the matrix representing the encoded text is . what is the secret phrase? determine the location of spaces after you decode the text. yummy is the corn the tomato is red the corn is yummy red is the tomato