Mateus created a matrix using the elements below.

a11=32

a12=10

a13=-9

a21=5

a22=7.5

a23=4

a31=-0.5

a32=6

a33=16

What type of matrix did Mateus create?

a diagonal matrix

a square matrix

a zero matrix

an identity matrix

If x and p are both greater than zero and 4x^2p^2+xp-33=0, then what is the value of p in terms of x? A) - 3/x B) - 11/4x C) 3/4x D) 11/4x

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