What equation would represent a bank account using compound interest that starts with $2000 at 5% interest compounded once a year?

Which shows the correct substitution of the values a, b and c from the equation 1=-2x+3x^2+1

Thee blue triangle has rotated from quadrant i to quadrant iii about the origin. describe the effects of the rotation on the coordinates of the blue triangle.

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?