PLZ HELP :) 10 PTS Justify whether matrix A is invertible.

A.

Yes, because its determinant is not equal to zero.

B.

Yes, because its determinant is greater than zero.

C.

No, because its determinant is zero.

D.

No, because its determinant is less than zero.

E.

No, because its determinant is not equal to zero.

Cumulative examcumulative exam active13time remaining02: 44: 18the graph represents the data cost for monthly internetservice for a cell phone.which function, c(x), represents the monthly cost in dollarsin terms of x, the number of gigabytes used in a month? cell phone internet service(15,5x + 10150,0sx522 < x < 664x115, osx< 25x + 20, 2< x< 650, 65815%,monthly cost (s)20x + 5| 50x,0 < x < 22 < x < 664x( 15x, osx< 2c(x) = 5x + 10, 2< x< 6150x, 65 x5+1234 5 6 7 8 9 10 11 12gigabytes used

Which of the following expressions is equal to 2x^2+8

What is the measure of the smallest angle in the diagram? 15 29 32 45